CS504 Quiz No.01,02,03 Solution Fall2024

Quiz No. 1 2 3 (Graded) of CS504 will be opened from -------------------

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An external entity that interacts with a system is called a(n):

Actor

_________ requirements are often called product features.

Developer

An arrow in data flow diagram represents:

Direction of flow of data…..confirm

The system model template contains which of the following elements.

Input/output

A context diagram:

Is a DFD which gives an overviews of the system…..confirm

In _________ phase of software development requirement analyst focuses on possible design of the proposed solution

Definition

System _____ are built to allow the system engineer to evaluate the system components in relationship to one another.

Models….confirm

_____ diagram does not capture control flow information, it just shows the flow of the data in a system

Data flow diagram…..confirm

In data flow diagram (DFD), Create, Update, delete and read operations are normally called.

CRUD operation…..confirm

More powerful hardware resulted into the development of _ powerful and _____ software.

More,complex…..confirm

Which elements of business processing engineering are the responsibilities of the software engineer?

Business system design…..confirm

The use case diagram shows that which ____ interact with each use case.

Actor…..confirm

A prototype is not the real product but just a real looking ________ of what would be eventually delivered and might not do anything useful

Mock-up……confirm

A _________ is not the real product but just a real looking mock-up of what would be eventually delivered.

Prototype……confirm

In data flow diagram the entity or system outside the boundary of this system is called

External Agent….confirm

The project manager would need _ document to monitor and track the progress of the project and if needed.

Requirement….confirm

By leveling a DFD(adding more levels of abstraction) we mean

Splitting it into different levels……confirm

Data cannot flow from one external entity to other external entity because

It is not allowed in DFD…..confirm

A __ is not the real product but just a real looking mock up of what would be eventually delivered.

Prototype…..confirm

A context diagram is used

As an aid to system design….confirm

_________ the analyst determines all the sources of requirements and where do these requirements consume.

Source and sink analysis…..confirm

______ is a technique that can be used to reduce customer dissatisfaction at the requirement stage.

Prototyping ,,,,confirm

At which stage of software development loop results are delivered?

Status quo…..confirm

Requirement engineering mainly deals with the _____ of the system

Definition phase…..confirm

A use case represents

The role a user plays when interacting with the system….confirm

___ requirements are often called products features.

Non-functional……confirm

All the documents related to the software are also considered as part of the ______.

Software….confirm

Include and extend relationship is used in UML notation of a/an_______.

Use case model…..confirm

A DFD is normally leveled (adding more levels of abstraction) as

It is easier to read and understand a number of smaller DFDs than one large DFD…..confirm

From the following which is/are not the example(s) of illegal data flow in data flow diagram.

There must be an intermediate process which should transform data received from one external entity and then send the transformed data to the other external entity….confirm

In data flow diagram (DFD) data flow can

Originate and terminate in an external entity….confirm

To construct a system model the engineer should consider one of the following restraining factors?

Assumptions and constraints…..confirm

In a top-down system analysis a/an _ is required to develop high level view of the system at first

Analyst……confirm

In data flow diagram (DFD) one data store cannot directly copy the data from another ______.

Data store…..confirm

______ of the total cost of the software development is spent on maintenance.

Two third….confirm

The system specification describes the

Function and behavior of a computer-based system…..confirm

In software engineering paradigm, any engineering approach must be founded on organizational commitment to ________.

Quality…..confirm

Which one is not a part of software development phase?

Project Vision….confirm

A process in Data flow diagram (DFD) represents

Transmission of data…..confirm

In use case diagram, an ellipse signifies an

Use case…..confirm

Which of the given component of software engineering framework provides different techniques that can be used to perform a particular task.

Method…..confirm

Which of the given component of software engineering framework demands rational and timely development of a software?

Quality focus….confirm

Arranging information in ______ form makes it easy to read, understand and comprehend as compared to streams of text.

Tabular ….confirm

The data on which the program operates is also considered as part of the ______.

Software…..confirm

Construction activities are directly related to software ________.

Construction or Development….both are confirm

Many of the problems encountered in Software development are attributed to shortcoming in ________.

Requirement gathering……confirm

____ component of software engineering framework provides automated or semi-automated support in a software development

Tools…..confirm

Use case construction is a technique used for

Requirements structuring…..confirm

The context diagram is used as the top level abstraction in a _ developed according to principles of structured analysis.

Dataflow diagram…..confirm

Which one of the following is the external quality of a software product.

Low coupling…..confirm

A software requirement document describes all the ___ provided by the system along with the constraints under which it must operate.

Services….confirm

If you try to make software more user-friendly then the ________ may suffer.

Effiency……confirm

According to caper jones analysis of project activities coding only has _____ affect part in software development

13-14%.....confirm

In ________ phase of software development, requirement engineer focuses on realizing the business object of an under developed product

development…..confirm

Which statement is not according to the software engineering principles? Software engineering is an __________.

Unsystematic approach…..confirm

The architecture components for product engineering are

Data, hardware, software, people…..confirm

___________ structure represents the internal organization of the various data and control items.

Data….confirm

The process of utilizing our knowledge of computer science in effective production of software system is called.

Software Engineering…confirm

__ are kind of umbrella activities that are used to smoothly and successfully perform the connection activities.

Management activites…..confirm

Software Engineering in the combination of tools techniques and ______.

Processes…..confirm

In use case diagram, the scope of the system is defined by

System boundary…..confirm

The ___ relationship is kind of a generalization specialization relationship.

Extends….confirm

Data cannot flow from one external entity to other external entity because:

It is not allowed in DFD…..confirm

The best way to conduct a requirements validation review is to.

Use a checklist of questions to examine each requirement….confirm

External entity may be

Source of input data only…..confirm

Which of the following is used for multi level commenting?

/*Comment*/….confirm

Return values in Synchronous messages are represented by

A dotted line with label….confirm

__________ is a role that each actor plays in the system under.

Participant…..confirm

Modules with high cohesion and low coupling can be treated and analyzed as.

Black boxes……confirm

Any Engineering approach must be founded on organizational commitment to _______.

Quality….confirm

Return values in synchronous messages are: (V.V.V)

May not used when response is obvious…..confirm

According to Caper Jones analysis of project activities, coding only has _____ affect part in system development.

13-14%...confrim

In multi-threaded or multiprocessing applications where different execution threads may pass information to one another by sending _______ to each other.

Asynchronous messages…..confirm

Which of the following is not among the four layers of the object-oriented pyramid?

The abstract layer……confirm

System models include(V.V.V)

All options….confirm

In the architecture trade-off analysis method the architectural style should be described using the.

All options…confirm

_________ is concerned with decomposing the system into interacting sub-system.

System structuring…..confirm

Software development is a step-by-step process and in _____ phase of software development Business Objective of an organization gets cleared.

Vision….confirm

When two components of a system are using the same global data area, they are related as.

Content coupling….confirm

The goal of _____ is to translate the customer’s desire for a set of defined capabilities into a working product.

Product engineering….confirm

The condition that must be met before the use case can be invoked, is called

Precondition…..confirm

In software engineering paradigm any engineering approach must be founded an organizational commitment to _______.

Quality ……confirm

There are _______ most important characteristics of an object.

Three….confirm

__________ requirements cause frequent modifications in user interface

Unstable….confirm

Prototyping is used when there is _______ regarding requirements.

Uncertainty…confirm

UML is a language for

Modeling and design…confirm

UML stands for _______.

Unified Modeling Language.

Requirement engineering focuses on ____________ aspect of the software development process.

What….confirm

Many of the problems encountered in Software development are attributed to shortcoming in _________.

Requirement gathering and documentation process…..confrim

In object Oriented design _____ layer contains the details that enable each object to communicate with its collaborators.

Message….confrim

In Object Oriented design _______ layer contains a representation of each of the subsystem that enable the software to achieve its customers defined requirements and to implement the technical infrastructure that supports customer requirements.

Subsystem….confirm

In object oriented design ______ layer contains the class hierarchies that enable the system to be created using generalization and increasingly more targeted specializations.

Class and object layer…..confrim

In object oriented design _______ layer contains the data structures and algorithmic design for all attributes and operations for each object.

Responsibility …..confrim

Normally a system will be more easy to modify if its modulus have:

Low coupling and high cohesion….confirm

The best way to conduct a requirements validation review is to.

Use a checklist of question to examine each requirement….confrim

Software design discusses _______ aspect of software development.

How….confirm

Software Engineering is the combination of tools, techniques and ______.

Processes….confrim

_______ requirements cause frequent modifications in user interface.

Unstable…..confirm

In abbot’s Textual analysis technique, different parts of speech are identified within the text of the specification and these parts are modeled using different ______.

Components…..confrim

Which statement is not according to the software engineering principles? Software engineering is a(n)_______.

Unsystematic approach…..confrim

OOD results in a design that achieves a number of different levels of ______.

Modularity…..confrim

The architecture components for product engineering are

Data, hardware, software, people….confrim

GUI stands for _____.

Graphical User interface…..confirm

In the case of ______ intra component linkages are stronger white inter component linkages are weak.

Low coupling……confirm

In the case of _________ module boundaries are not well defined as everything seems to be connected with everything else.

Highly coupled system……confirm

A prototype is not the real product. It is rather just a real looking ______ of what would be eventually delivered and might not do anything useful.

Mock-up…..confirm

Coupling is a measure of ________ of a module or component.

Independence……confirm

In UML, based object Oriented model of a system the demand sign is used to depict ________ relations between two objects/classes.

Composition and Aggregation……confirm

_____ and ______ are important short circuiting logical operators.

a.And b. OR c. Not d. NOR

a & b….confirm

One of the main reasons to make functions is ________.

Reusability…..confrim

Is prefix should be used for _____ variables and methods.

Boolean…..confrim

The terms get/set must be used where an ________ is accessed directly.

Attribute……confirm

Code should not be.

Commented…..confirm

The size of _________ plays a significant role in making the program easy or difficult to understand

Individual functions……confirm

_______ is a tool that can help us in reducing the size of individual functions.

Modularity…..confrim

N-tier architecture stems from the struggle to find a ______ between the fat-client architecture and the thin-client architecture.

Middle ground……confirm

For (i=0, col = 0; i<27; i++, j++). In the above line of the code, 27 is representing________.

Constant…..confrim

In case of using unrelated operators in a single expression______ would be the best choice to prevent the logical errors.

Parenthesize….confrim

In the switch statement, cases should always end with a ____ statement.

Break….confirm

Floating point constants should always be written with decimal point and at least.

One decimal….confrim

In case of header files construction is to avoid __ errors. The construction should appear in the top of the file ( before the file header).

Compilation……confirm

Names representing methods and functions should be ___ and written in mixed case starting with ______ case.

Verbs, lower….confrim

Names representing types must be nouns and written in mixed case starting with ______.

Upper case….confrim

Variable names must be in mixed case starting with _________.

Lower case….confrim

Names representing constants must be all uppercase using underscore to ______ words.

Separate….confrim

Names representing template types in C++ should be a ________ letter.

Single uppercase…..confirm

Global variables in C++ should always be referred to by using the _____ operator.

( :: ) …..confrim

Private class variable should have _________ suffix.

Underscore( _ )…..confirm

MVC stands for

Model View Controller….confirm

Modules with high cohesion and low coupling can be treated and analysed as

White boxes

black boxes

grey boxes

none of these

While establishing the services for an object, the following fundamental questions should be asked:

Why does the system need this object anyway?

What useful questions can it answer?

What useful action can it perform?

All of the given options.

—————is a role that each actor plays in the system under consideration.

An act

A participant

A function

None of the given

Any Engineering approach must be founded on organizational commitment to —————.

Cost

Scheduling

Quality

Performance

Return values in synchronous massages are:

Compulsory

May not used when response is obvious

Not used at all

Represented by solid lines

According to Caper Jhones analysis of project activities, coding only has ——- affect part in system development.

13-14%

36-40%

50-60%

70-80%

Normally a system is more easy to modify if its modules have

High coupling and high cohesion

High coupling and low cohesion

Low coupling and high cohesion

Low coupling and Low cohesion

In multi-threaded or multiprocessing applications where different execution threads may pass information to one another by sending —————————to each other.

Interrupt calls

Synchronous messages

Asynchronous messages

System Calls

Which of the following is not among the four layers of the object-oriented pyramid?

The subsystem layers

The class and object layer

The abstract layer

The message layers

System models include:

User business processes

User activities for conducting the business process

Processes that need to be automated

All of the given options

In the architecture trade-off analysis method the architectural style should be described using the

Data flow view

Module view

Process view

All of the given

—————- is concerned with decomposing the system into interacting sub-systems.

System structuring

Control Modelling

Molecular Decomposition

None of the given

A use case represents:

A class, its attributes and operations

An operation’s interface and signature

The role a user plays when interacting with the system

The system’s functionality for a particular purpose

External entity may be:

Source of input data only

Source of input data and destination of results

Destination of results

Repository of data

The process of utilizing our knowledge of computer science in effective production of

———————–.

Chemical Engineering

Electrical Engineering

Computer Engineering

System Engineering

Coupling is a measure of ————- of a component.

Independence

Dependence

Aggregation

Composition

—————— has become a standard notation for object-oriented system modelling:

OCL(Object Constraint Language)

None of the given option

An arrow in data flow diagram represents:

Direction of flow of data

Processing of data

External agent

Internal Agent

——————- diagrams does not capture control flow information, it just shows the flow of data in a system.

Sequence

Data Flow

Activity

Class

In ————- the analyst determines the source of requirements and where do these requirements consume:

Data flow analysis

Source and sink analysis

Down parsing

Up parsing

Data cannot flow from one external entity to other external entity because:

It will get corrupted

It is not allowed in DFD

An external entity has no mechanism to read or write

Both are outside the context of the system

In the functional design, the structure of the system resolves around:

Objects

Properties

Functions

All of the given options

————— is one of the techniques to document domain knowledge

State transition diagram

Feasibility matrix

System matrix

None of the given options

In case of —————– approach , decomposition of a problem revolves around data.

Object-Oriented

Action-Oriented

Event-Oriented

Process-Oriented

The —————– relationship is a kind of a generalization specialization relationship:

Bit-Byte

Uses

Binary

Extends

Which statement is not true about system software?

Change request has direct impact on software

Passes through a constant process of evolution

Change requests have direct impact in the form of defects

None of the given

Strong cohesion implies that:

All parts of a component have a close logical relationship with each other

All parts of a component don’t have a close relationship with each other

Component is dynamic in nature

Component is static in nature

The intent of Object-Oriented Analysis(OOA) is to define:

All classes

Relationships among classes

Behaviour of classes

All of the given options

Requirement engineering focuses on —————– aspect of the software development process.

Both what and how

What

Why and how

—————— relationship is concerned with classes, not with class instantiates.

Association

Inheritance

Aggregation

Composition

Which of the following statements are true in context of the object model deviation through the Coad methodology?

A place is also a contains

Every container needs to be a place

Same person may play different times in the system.

A only

A and b

A and c

All of the given

The goal of ———- is to translate the customer’s desire for a set of defined capabilities into a working product.

Electrical engineering

Product engineering

Hardware engineering

Mechanical engineering

In case of a ——- message, the called routine that handles the message is completed before the caller resumes execution.

Synchronous

Asynchronous

Bidirectional

A only

B only

C only

All of the given

In multiprocessing applications, different execution threads may pass information to one another by sending ——- to each other.

Interrupt calls

Synchronous messages

Asynchronous messages

System calls

A car is made up of a body, three or four wheels, a steering mechanism, a breaking mechanism, and a power engine”

The above statement is example of:

Whole-part relationship

Inheritance

Specialization

Generalization

To help separate an object’s external behaviour from its implementation, the technique used is called ——-

Generalization

Association

Composition

Abstraction

Sequences of messages can be present in:

Use case diagram

Sequence diagram

Collaboration diagram

a only

b only

c only

b and c

Which of the following strategies lead to good software design:

Separation of concerns

Modularity

Divide-and-conquer

All of the given options

Data flow model:

Captures the flow of data in a system

Helps in developing an understanding of system’s functionality

Describes data origination, transformations and consumption in a system

All of the given options

——- requirements are often called product features.

Functional

Non-functional

Developer

User

In the functional design, the structure of the system revolves around.

Objects

Properties

Functions

All of the given option

The first step in any OOA process model is to

Build an object-relationship model.

Define collaborations between objects.

Elicit customer requirements

Select a representation language

The —— relationship is kind of a generalization specialization relationship.

Bit-byte

Uses

Binary

Extends

Regarding data flow model, which of the following statement(s) is true:

It captures the transformation of data between processes/functions of a system

Processes on a data flow can operate in parallel

Only those processes are represented which we need to automate

All of the given option

————— is an extremely powerful technique for dealing with complexity.

Aggregation

Abstraction

Inheritance

Association

In “point of sale system”. the term “payment” represents

Actor

Participant

Transaction

Container

The architecture components for product engineering are

Data, hardware, software, people

Data, documentation, hardware, software

Data, hardware, software, procedures

Documentation, hardware, people, procedures

An object model encompasses the principle(s) of

Abstraction

Encapsulation

Hierarchy or inheritance

All of the given option

Prototyping is used when there is ———– regarding requirements.

Uncertainty

Confirmation

Conflict

Consensus

In ——- phase of software development, requirement analyst focuses on possible design of the proposed solution.

Maintenance

Development

Definition

Vision

At which stage of software development loop, results are delivered?

Problem definition

Solution integration

Technical development

Status quo

A class will be cohesive if:

Class does not implement complex interfaces

Class does not have complex methods

If most of the methods do not use most of the data members most of the time

If most of the methods use most of the data members most of the time.

A DFD is normally levelled (adding more levels of abstraction) as

It is a good idea in design

It is recommended by many experts

It is easy to do it

It is easier to read and understand a number of smaller DFDs than one large DFD

Identify the true statement(s)

An attribute that may have a number of values should be replaced by a new class and an object connection

An attribute that varies over time, e.g. price of an item, should be replaced by an additional class with an affective data and value

Replace “yes/no” type attribute with “status” type attributes for flexibility

All of given option

———— Is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.

Inheritance

Polymorphism

Aggregation

Abstraction

A structure is a manner of an organization which expresses a —— strong organization within the problem domain.

Semantically

Syntactically

Graphically

None of the given

An object model of a system captures the —— structure of a system.

Static

Dynamic

Iterative

Hierarchical

To determine the architectural style or combination of styles that best fits the proposed system, requirements engineering is used to uncover

Algorithmic complexity

Characteristics and constraints

Control and data

Design patterns

Which statement is not according to the software engineering principles? Software engineering is a(n) _________

Balancing act

Disciplined approach

Unsystematic approach

Quantifiable approach

In abbot’s textual analysis technique, different part of speech is identified within the text of the specification and these part are modelled using different ______

Event

Process

Operations

Components

Quantitative methods for assessing the quality of proposed architectural designs are readily available.

True

False

In order to determine the role and responsibilities of the identified objects, we need to consider which of the following step(s):

Who I am?

What I know?

Who I know?

What I do?

A only

A and b

B ,c and D

All of the given

In object oriented design _____ layer contains the details that enable each object to communicates with its collaborators.

Subsystem

Responsibility

Message

Object

In sequence diagram, the boxes denote:

Objects (or classes)

Messages, sent from one object to other

Life-time of objects

None of the given option

In “ railway tickit reservation system” the roles such as enquiry. Reservation and ticketing and cancellation are to be performed by the user called:

Passenger

System analyst

System developer

System designer

Class responsibilities are defined by _______

Its attributes only

Its collaborators

Its operations only

Both its attributes and operations

Requirement engineering mainly deals with the _____ of the system

Vision phase

Definition phase

Development phase

Maintenance phase

In UML based object oriented model of a system, a composition relation between two objects is shown by a ______ sign on the whole side of a relation line.

An unfilled diamond

A filled diamond

A half diamond

A dot

_______ analysis educates the analyst on business domain complexity and shows a way to deal with it.

Domain

Use case

Object collaboration

None of the given options

In this case of _____ intra component linkages are stronger while inter component linkages are weak.

High cohesion

Low coupling

Low cohesion

High coupling

An architectural style encompasses which of the following elements?

Constraints

Set of components

Semantic models

All of the given

In software engineering paradigm, any engineering approach must be founded on organizational commitment to _____

Cost

Scheduling

Quality

Performance

Identify the true statement:

Normally object oriented design is more maintainable than functional oriented.

Software with functional oriented design does not fulfil non functional requirements.

Object oriented design can not implement “separation of concerns” strategy

Function oriented design does not lead to an efficient product

A process in data flow diagram (DFD) represents

Flow of data

Transformation of data

Storage of data

An external agent

A maintainable design is a design , which supports

Change

Debugging

Adding new features

All of the given

Whole part structure is also called _______

Generalization

Aggregation

Specialization

Association

_______ are kind of umbrella activities that are used to smoothly and successfully perform the construction activities.

Design activities

Management activities

Testing activities

Maintenance activities

When you encounter both transform flow in the same DFD the flow is partitioned and the appropriate mapping technique is used on each part of the DFD.

True

False

Software architecture must address ————– requirements of a software system.

Functional

Non-functional

User Interface Requirements

Both functional and non-functional.

To construct a system model the engineer should consider one of the following restraining factors.

Assumptions and constraints

Budget and expenses

Data objects and operations

Schedule and milestones

A cohesive class is one which emphasizes on ———— unit of functionality.

Single

Multiple

Static

None

The best way to conduct a requirement validation review is to

Examine the system model for errors

have the customer look over the requirements

Send them to the design team and see if they have any concerns

Use a checklist of the questions to examine each requirement

Defining the services of an object means:

What it does?

What it knows?

Who knows it?

Which one of the following is the external quality of a software product?

Correctness

Concision

Cohesion

Low coupling

In Data Flow Diagram, the entity or system, outside the boundary of this system is called:

Process

Data flow

External agent

Data store

GUI stands for:

Genaric user Interface

Graphical user interface

Genaric user interaction

Graphical user interaction

Specialization means:

Calling the same method with the object of child object

Hiding the data

Creating new subclasses for an existing class

None of the given options

In a use case diagram, an ellipse signifies a(n):

Actor

Class

Use case

System boundary

Software development is a step-by-step process, and in ——— phase of software development Business objective of an organization get cleared

Maintenance

Development

Definition

Vision

If you try to make software more user-friendly then the ——— may suffer.

Reliability

Software

Efficiency

Cost

In object-oriented design, the structure of the system revolves around.

Objects

Properties

Methods

All of the given option

In ——– relationship, a class shares the structure and behaviour defined in another class:

Aggregation

Composition

Inheritance

Uses

In Object Oriented Design, combining the services offered by an object with the attributes they work on, results in:

Lower coupling and strong cohesion

Lower cohesion and strong coupling

Increased likelihood of reuse

Decrease the modularity of the system

A only

B and c only

A and c only

A change becomes ———– because of close presence of data and functions.

Accessible

Global

Private

Localized

Software engineering is a ————– approach.

Systematic

Disciplined

Scheduled

All of the given options

An external entity that interacts with the system is called a(n):

Use case

Actor

Stakeholder

Association

More powerful hardware resulted into the development of ————powerful and ———

software.

Less, complex

More , complex

More, simple

Less, simple

A context diagram is used:

As a first step in developing a detailed DFD of a system

In systems analysis of very complex systems

As an aid to system design

As an aid to programmers

“ System should maintain transaction log of every system”

The above statement is an example of:

Functional requirement

Non-functional requirement

Pseudo requirement

None of these

The architectural model provides the software engineer with the view of the system as a whole:

True

False

As per Peter Coad’s methodology , which of the following may not be a perfect candidate for being an object?

Zone

Recipient

Garage

Password

In the case of ————- approach , data is decomposed according to functionality requirements.

Object-oriented

Action-oriented

Event-oriented

Process-oriented

In UML based Object Oriented Model of a system, the diamond sign is used to depict ———

relations between two objects/classes.

Aggregation and Association

Inheritance and Association

Composition and Aggregation

Composition, Aggregation and Association

The system specification describes the:

Function and behavior of a computer-based system

Implementation of each allocated system element

Algorithmic detail and data structures

Time required for system simulation

In object oriented approach, ———– are the people and organizations that take part in the system under consideration:

Actors

Places

Participants

Software Design discusses ———- aspect of software development.

What

When

———— requirements cause frequent modifications in user interface.

Functional

Non-functional

Unstable

User

By levelling a DFD ( adding more levels of abstraction) we mean:

Splitting it into different levels

Make its structure uniform

Expanding a process into one with more sub-processes giving more detail

Summarizing a DFD to specify only these essentials

A “register” in “Point of Sale system” is an example of:

Actor

Participant

Tangible thing

Transaction

———— is a set of processes and tools to develop software.

Software engineering

Information

Software

None of the given

The ———– on which program operates is also considered as part of the software.

Data

Information

Program

None of the given

———- diagram provides a time-based view and collaboration diagrams which provide an organization based view of the system’s dynamics.

Data flow diagram

Entity relationship diagram

Class diagram

Sequence diagram

Synchronous messages are “call events” and are denoted by ———-

Full arrow

Half arrow

<<create>>

<<destroy>>

Which of the following are the components of system engineering software?

Process

Methods

Tools

All of the given

Identifying system features include ———–

Log important information

Conduct business

Analyze business results

All of the above

————- is yet another technique that is used to reduce customer dissatisfaction at the requirement stage.

Study of similar systems

Site visits

Prototyping

All of the above

Data store notation in DFD represents:

Data input

Data output

Data input and data output

None of the above

The process of defining attributes is called ———–

Who know me?

What I know?

Whom I know?

All of the above

The output of the design process is a description of the:

Software architecture

Software Code

Software

All of the above

Which of the following are the levels of software requirements?

Business requirements

User requirements

Functional requirements

All of the above

Given below are some statements associated with data flow diagrams. Identify the correct statement among them.

Data flow is made used of to model what systems do

Flows of data can take place from a process to a sink

Context diagrams shows the major system processes

All processes have to be labelled or decomposed

In which of the following diagram the actors and attributes are represented with system boundary?

Data flow diagram

Entity relationship diagram

Class diagram

Use case diagram

_______ is real looking mock_up of what would be eventually delivered and might not do anything useful.

Study of similar system

Site visits

Prototyping

All of the above

_____ is blueprint for software construction.

Object oriented design

Sequence design

Software design

All of the above

______ requirements lead to ill-spent time and rework.

Unacceptable

Ambiguous

Dissatisfaction of customer

None of the above

Which type of diagram is used to depict the dynamic behaviour of a system.

ERD diagram

DFD diagram

Class diagram

Collaborations diagram

What is the most crucial non-functional requirement of a system to control radiation dosages that are emitted as treatment for cancer?

Security

Reliability

Easy usability

Accuracy

A better design has an objective achieve

High cohesion

Low cohesion

Low coupling

High cohesion and low coupling

Which of the following are trhe components of software engineering framework is combine the three remaining components?

Process

Method

Tools

All of the above

In sequence diagrams the time required by the receiver object to process the message is denoted by an _____

Activation box

Message line

Life line

All of the above

How many types of OOD modes have _____.

Three

Four

Which notation is used to represent the process of the system in DFD model.

Process

External agent

Data flow

Data store

Requirement engineering mainly deals with the _______ of the system

Process

Maintenance

Development phase

Definition phase

Insufficient user involvement leads to _____ products.

Unacceptable

Ambiguous

Dissatisfaction of customer

None of the above

Collaboration diagrams have basically two types of components: objects and _____

Messages

Method

Classes

None of the above

In object-oriented analysis how many number of tasks must occurs _____.

None of the above

State transition diagram is helpful in determining ______.

Data store

Process flow

Business understanding

None of the above

In sequence diagram events are organized in a _____ time life line.

Vertical

Horizontal

Both A and B

All of the above

Asynchronous messages are “signals,” denoted by ______.

Full arrow

Half arrow

<<create>>

<<destroy>>

When we write a program for computer and then we named it as _____ .

Data

Information

Software

None of the given

Context level diagram present in which of the following document.

SRS-software requirement specification

Design document

Test phase

All of the above

______ is diagram in which objects are interact with each other and these are arranged in a sequence.

ERD diagrams

Inheritance diagrams

Class diagrams

Sequence diagrams

Which of the following layers are include in object-oriented design?

The subsystem layers

The class and object layer

All of the above

The message layers

Which notation is used to represent the boundary of the system in DFD model?

Process

External agent

Data flow

Data store

Identifying whole-part structures (aggregations) means what are my _____.

Components

Structures

Class

Object

An object or class may further be classified on the basis of ______ .

Behaviour driven attributes

Data driven attributes

Responsibility driven attributes
- o All of the above

DFD notation contains

Process

External agent

Data flow

All of the above

The doted lines in sequence diagram are called ____ .

Life line

Message line

Entities line

All of the above

An object may create another object via a _____ message .

Full arrow

half arrow

<<create>>

<<destroy>>

How many levels of software requirements are _____?

Three

Four

Which of the following diagram has iterative activities?

Data flow diagram

Entity relationship diagram

Class diagram

Use case diagram

Which of the items listed below is not one of the software engineering layers?

Tools

Manufacturing

Process

Methods

Coupling is a measure of _____ a module or component.

Independent

Dependent

Closeness

All of the given

Software maintenance phase involves

Debugging

Adding new features

Making changes

All of the given

The hardest single part of building a software system is deciding precisely _____ to build.

When

What

All of the given

Interaction diagrams depict the ____ behaviour of the system.

Static

Active

Dynamic

None of the given

A _____ can be used to describe the dynamic behaviour of an object-oriented system.

ERD diagrams

Inheritance diagrams

Class diagrams

Series diagrams

The Use case diagram shows that which ____ interact with each use case.

Use case

Actor

Component

Relation

Transactions are the _____ that must be remembered through time.

Events

A class will be cohesive if:
Select correct option:

Class does not implement Complex interfaces
Class does not have Complex Methods
If most of the methods do not use most of the data members most of the time
if most of the methods use most of the data members most of the time.

___ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
Select correct option:

Inheritance
Polymorphism
Aggregation
Abstraction

The key objective(s) of OOD process should achieve the following:
Select correct option:
The class as far as possible should be Independent , but could be dependent on
only a few classes.
Interaction between two classes should be explicit.
Class hierarchy should be built on specialization of higher class.
All of the given options

"A car is made up of a body, three or four wheels, a steering mechanism, a breaking mechanism, and a power-engine" The above statement is example of:
Select correct option:
Whole-Part relationship
Inheritance
Specialization
Generalization

A ___ relationship indicates that one entity is composed of one or more parts which are themselves instances of that or another entity.
Select correct option:

Inheritance
Whole-part
Generalization

Identify the TRUE statement(s)
Select correct option:
An attribute that may have a number of values should be replaced by a new class and an object connection
An attribute that varies over time, e.g., price of an item, should be replaced by an
additional class with an effective date and value
Replace “yes/no” type attributes with “status” type attributes for flexibility
All of given options

A structure is a manner of an organization which expresses a ______ strong organization within the problem domain.
Select correct option:

semantically
syntactically
graphically
none of the given

semantically

Whole Part Structure is also called ____
Select correct option:

Generalization
Aggregation
Specialization
Association

Specialization means:
Select correct option:

Calling the same method with object of child object
Hiding the data
Creating new subclasses from an existing class
None of given options

The intent of Object Oriented Analysis (OOA) is to define:
Select correct option:

All classes
Relationships among classes
Behavior of classes
All of the given options

In "Railway ticket reservation system" the roles such as enquiry , reservation and ticketing and cancellation are to be performed by the user called :-
Select correct option:

Passenger
System analyst
System developer
System designer

Defining the services of an object means:
Select correct option:

What it does?
What it knows?
Who knows it?
Whome it knows?

When a class gets physical existance in computer memory, it is called
Select correct option:

Parent Class
polymorphism
Static Object
Object

A ___ relationship indicates that one entity is composed of one or more parts which are themselves instances of that or another entity.
Select correct option:

Inheritance
Whole-part
Generalization
Specialization

----------------gives OO the ability to handle essential complexity better than action-oriented approach.
Select correct option:

Centralization
Decentralization
Decentralization and Centralization
none of the given

_________ is an extremely powerful technique for dealing with complexity.
Select correct option:

Aggregation
Abstraction
Inheritance
Association

The modules interacting with each other through message passing have _______ between them.
Select correct option:

low cohesion
high cohesion
low coupling
high couling not sure

Example of Coupling
The modules that interact with each other through message passing have low coupling
while those who interact with each other through variables that maintain information
about the state have high coupling. The following diagram shows examples of two such
systems

Identifying Whole-Part structures (Aggregations) means what are my _______
Select correct option:

Components
Attributes
Methods
Messages

In the case of action-oriented approach, data is decomposed according to:
Select correct option:

Object requirements
Functionality requirements
Corresponding domain model
Compatibility with object interface

Identify the TRUE statement(s)
Select correct option:

An attribute that may have a number of values should be replaced by a new class and an object connection
An attribute that varies over time, e.g., price of an item, should be replaced by an
additional class with an effective date and value
Replace “yes/no” type attributes with “status” type attributes for flexibility
All of given options

Software objects interact and communicate with each other using ______ .
Select correct option:

Whole-Part relation
Generalization/Specialization relation
Messages
None of given options.

A cohesive Class is one which emphasizes on __ unit of functionality
Select correct option:

Single
Multiple
Static
None of the given options

is an extremely powerful technique for dealing with complexity.
Select correct option:

Aggregation
Abstraction
Inheritance
Association

The key objective(s) of OOD process should achieve the following:
Select correct option:

The class as far as possible should be Independent , but could be dependent on
only a few classes.
Interaction between two classes should be explicit.
Class hierarchy should be built on specialization of higher class.
All of the given options

In this case of _______, intra component linkages are stronger while inter component linkages are weak.
Select correct option:

high cohesion
low coupling
low cohesion
high coupling

Identifying Whole-Part structures (Aggregations) means what are my _______

Components

Attributes

mthods

messages

In ________ relationship, a class shares the structure and behavior defined in another class.
Select correct option:
Aggregation
Composition
Inheritance
Uses

Aggregation

A "register" in "Point of sale system" is an example of:
Select correct option:
Actor
Participant
Tangible thing
Transaction

Identify the TRUE statement(s)
Select correct option:
An attribute that may have a number of values should be replaced by a new class and an object connection
An attribute that varies over time, e.g., price of an item, should be replaced by an additional class with an effective date and value
Replace “yes/no” type attributes with “status” type attributes for flexibility
All of given options

---------------gives OO the ability to handle essential complexity better than action-oriented approach.
Select correct option:
Centralization
Decentralization
Decentralization and Centralization
none of the given

To help separate an object's external behavior from its implementation, the technique used is called _________.
Select correct option:
Generalization
Association
Composition
Abstraction

While establishing the services for an object, the following fundamental questions should be asked
Select correct option:
Why does the system need this object any way?
What useful questions can it answer?
What useful action can it perform?
All of the given options

A change becomes ~~-----------~~ because of close presence of data and fucntions
Select correct option:
Accessible
Global
Private
Localized

A class will be cohesive if:
Select correct option:
Class does not implement Complex interfaces
Class does not have Complex Methods
If most of the methods do not use most of the data members most of the time
if most of the methods use most of the data members most of the time.

______ analysis educates the analyst on business domain complexity and shows a way to deal with it.
Select correct option:
Domain
Use Case
Object Collaboration
None of the given options

Strong cohesion implies that:
Select correct option:
All parts of a component have a close logical relationship with each other.
All parts of a component do not have a close logical relationship with each other.
Component is dynamic in nature
Component is static in nature

----------------gives OO the ability to handle essential complexity better than action-oriented approach.
Select correct option:
Centralization
Decentralization
Decentralization and Centralization
none of the given

In Object Oriented Design, ______ layer contains the details that enable each object to communicate with its collaborators.
Select correct option:
subsystem
responsibility
message
object

Whole Part Structure is also called ______
Select correct option:
Generalization
Aggregation
Specialization
Association

Coupling is a measure of _____ of a module or component.
Select correct option:
Independence
Dependence
Aggregation
Composition

Class responsibilities are defined by _________.
Select correct option:
its attributes only
its collaborators
its operations only
both its attributes and operations

In "Point of Sale system", the term "Payment" represents
Select correct option:
Actor
Participant
Transaction
Container

The key objective(s) of OOD process should achieve the following:
Select correct option:
The class as far as possible should be Independent , but could be dependent on only a few classes.
Interaction between two classes should be explicit.
Class hierarchy should be built on specialization of higher class.
All of the given options

The modules interacting with each other through message passing have _______ between them.
Select correct option:
low cohesion
high cohesion
low coupling
high couling

Software objects interact and communicate with each other using ______ .
Select correct option:

Whole-Part relation
Generalization/Specialization relation
Messages
None of given options.

A car is made up of a body, three or four wheels, a steering mechanism, a breaking mechanism, and a power-engine" The above statement is example of:
Select correct option:
Whole-Part relationship
Inheritance
Specialization
Generalization

A "register" in "Point of sale system" is an example of:
Select correct option:

Actor
Participant
Tangible thing
Transaction

When two components of a system are using the same global data area, they are related as
Select correct option:

Data Coupling
Content Coupling
Common Coupling
External Coupling

Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
Select correct option:

The subsystem layer
The class and object layer
The Abstract layer
The message layer

The first step in any OOA process model is to
Select correct option:
build an object-relationship model.
define collaborations between objects.
elicit customer requirements.
select a representation language.

is an extremely powerful technique for dealing with complexity.
Select correct option:

Aggregation
Abstraction
Inheritance
Association

A change becomes ~~-----------~~ because of close presence of data and fucntions
Select correct option:

Accessible
Global
Private
Localized

In "Railway ticket reservation system" the roles such as enquiry , reservation and ticketing and cancellation are to be performed by the user called :-
Select correct option:
Passenger
System analyst
System developer
System designer

Amjad Zahid: Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
Select correct option:

The subsystem layer
The class and object layer
The Abstract layer
The message layer

In ________ relationship, a class shares the structure and behavior defined in another class.
Select correct option:
Aggregation
Composition
Inheritance
Uses

Once you define "Employee" as an object for pay-roll application _______
Select correct option:
It can NOT be used for income tax, bonus, commission or any HR application.
It can be used for income tax, bonus, commission or any HR application.
It can only provide Read-Only properties
None of the given options

A class will be cohesive if:
Select correct option:
Class does not implement Complex interfaces
Class does not have Complex Methods
If most of the methods do not use most of the data members most of the time
if most of the methods use most of the data members most of the time.

4th?

In this case of _______, intra component linkages are stronger while inter component linkages are weak.
Select correct option:
high cohesion
low coupling
low cohesion
high coupling

In the case of action-oriented approach, data is decomposed according to:
Select correct option:
Object requirements
Functionality requirements
Corresponding domain model
Compatibility with object interface

----------------gives OO the ability to handle essential complexity better than action-oriented approach.
Select correct option:
Centralization
Decentralization
Decentralization and Centralization
none of the given

In the case of ________ in a system, module boundaries are not well defined.
Select correct option:
low cohesion
high coupling
low coupling
high cohesion

The three most important characteristics of an object are
Select correct option:

Identity
State
Behavior
All of the given

In Object Oriented Design, ______ layer contains the details that enable each object to communicate with its collaborators.
Select correct option:

subsystem
responsibility
message
object

______ has become a standard notation for object oriented system modeling.
Select correct option:

UML
C++
OCL (object Constraint Language)
None of the given options

______ analysis educates the analyst on business domain complexity and shows a way to deal with it.
Select correct option:

Domain
Use Case
Object Collaboration
None of the given options

Quiz: 4

The modules interacting with each other through message passing have _______ between them.
Select correct option:

low cohesion
high cohesion
low coupling
high couling

A change becomes ~~-----------~~ because of close presence of data and fucntions
Select correct option:

Accessible
Global
Private
Localized

Coupling is a measure of _____ of a module or component.
Select correct option:

Independence
Dependence
Aggregation
Composition

localized

"System should maintain transaction log of every transaction" The above statement is an example of
Select correct option:
Functional requirement
Non-functional requirement
Pseudo requirement
None of the given options

The most important and critical stage in the object oriented design is the appropriate classification of _______.
Select correct option:
functions
methods
objects
relationships

or 2?

When two components of a system are using the same global data area, they are related as
Select correct option:
Data Coupling
Content Coupling
Common Coupling
External Coupling

Class responsibilities are defined by _________.
Select correct option:
its attributes only
its collaborators
its operations only
both its attributes and operations

In "Railway ticket reservation system" the roles such as enquiry , reservation and ticketing and cancellation are to be performed by the user called :-
Select correct option:
Passenger
System analyst
System developer
System designer

Identifying Whole-Part structures (Aggregations) means what are my _________
Select correct option:
Components
Attributes
Methods
Messages

A ___ relationship indicates that one entity is composed of one or more parts which are themselves instances of that or another entity.
Select correct option:
Inheritance
Whole-part
Generalization
Specialization

Identifying Whole-Part structures (Aggregations) means what are my _______
Select correct option:

Components
Attributes
Methods
Messages

"A car is made up of a body, three or four wheels, a steering mechanism, a breaking mechanism, and a power-engine" The above statement is example of:
Select correct option:

Whole-Part relationship
Inheritance
Specialization
Generalization

When a class gets physical existance in computer memory, it is called
Select correct option:

Parent Class
polymorphism
Static Object
Object

In this case of _______, intra component linkages are stronger while inter component linkages are weak.
Select correct option:

high cohesion
low coupling
low cohesion
high coupling

Consider the following piece of code: public clas s Square extends Shape { // some code . } The above code is an example of:
Select correct option:

Part-Whole relationship
Generalization/Specialization
Data Sharing
Data encapsulation

A structure is a manner of an organization which expresses a ______ strong organization within the problem domain.
Select correct option:

semantically
syntactically
graphically
none of the given

______ has become a standard notation for object oriented system modeling.
Select correct option:

UML
C++
OCL (object Constraint Language)
None of the given options

______ analysis educates the analyst on business domain complexity and shows a way to deal with it.
Select correct option:

Domain
Use Case
Object Collaboration
None of the given options

To help separate an object's external behavior from its implementation, the technique used is called _________.
Select correct option:

Generalization
Association
Composition
Abstraction

Identifying Whole-Part structures (Aggregations) means what are my _________
Select correct option:
Components
Attributes
Methods
Messages

______ has become a standard notation for object oriented system modeling.
Select correct option:
UML
C++
OCL (object Constraint Language)
None of the given options

The most important and critical stage in the object oriented design is the appropriate classification of _______.
Select correct option:
functions
methods
objects
relationships

To help separate an object's external behavior from its implementation, the technique used is called _________.
Select correct option:
Generalization
Association
Composition
Abstraction

The modules interacting with each other through message passing have _______ between them.
Select correct option:
low cohesion
high cohesion
low coupling
high couling

Coupling is a measure of _____ of a module or component.
Select correct option:
Independence
Dependence
Aggregation
Composition

Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
Select correct option:
The subsystem layer
The class and object layer
The Abstract layer
The message layer

A tangible entity in the real life is called
Select correct option:
Functions
Object
Class
None of the given

Whole Part Structure is also called ______
Select correct option:
Generalization
Aggregation
Specialization
Association

Defining the services of an object means:
Select correct option:
What it does?
What it knows?
Who knows it?
Whome it knows?

Specialization means:
Select correct option:
Calling the same method with object of child object
Hiding the data
Creating new subclasses from an existing class
None of given options

Class responsibilities are defined by _________.
Select correct option:
its attributes only
its collaborators
its operations only
both its attributes and operations

In the case of ________ in a system, module boundaries are not well defined.
Select correct option:
low cohesion
high coupling
low coupling
high cohesion

When two components of a system are using the same global data area, they are related as
Select correct option:
Data Coupling
Content Coupling
Common Coupling
External Coupling

When a class gets physical existance in computer memory, it is called
Select correct option:
Parent Class
polymorphism
Static Object
Object

_________ is an extremely powerful technique for dealing with complexity.
Select correct option:
Aggregation
Abstraction
Inheritance
Association

In Object Oriented Design, ______ layer contains the details that enable each object to communicate with its collaborators.
Select correct option:
subsystem
responsibility
message
object

Question # 1 of 10 ( Start time: 11:07:54 PM ) Total Marks: 1
____________ of the total cost of the software development is spent on maintenance.
Select correct option:
one third
two third ok
one fourth
three fourth

Question # 2 of 10 ( Start time: 11:08:33 PM ) Total Marks: 1
In Abbot’s Textual Analysis technique, the proper noun (e.g. Mehdi Hassan) represents
Select correct option:
Class
Instance ok
Inheritance
Aggregation

The nominal case should be put in the if-part and the exception in the else-part of an if statement.

Select correct option:

TURE

FALSE

sec(s)

Question # 2 of 10 ( Start time: 01:35:59 PM ) Total Marks: 1

Charles Simonyi first discussed Hungarian Notation. He was of ------ .

Select correct option:

Microsoft

IBM

Dell

Cisco

sec(s)

Question # 3 of 10 ( Start time: 01:36:25 PM ) Total Marks: 1

The terms get/set must be used where an attribute is accessed

Select correct option:

Indirectly

Directly

sec(s)

Question # 4 of 10 ( Start time: 01:36:37 PM ) Total Marks: 1

A self documented program/code contains the following attribute(s):

Size of each function

Choice of variable

All of the given choices

sec(s)

Question # 5 of 10 ( Start time: 01:37:42 PM ) Total Marks: 1

"is" prefix should be used for------ variables and methods.

Select correct option:

General

Boolean

Constant

None of the given

Str = 0;// str is string Which rewritten from of above line of code is more in line with the self-documentation philosophy than the code above.
Str = false;
Str = NULL;
Str = ‘\0;
Str = 0.0;

Struct packed_struct { unsigned int f1:1;} pack; Here in “packed_struct”:
Value of f1 =1
Size of f1 = 1 bit
Value of f1 should not exceede 1 (Not Sure)
None of given options

struct packed_struct { unsigned int f1:1; } pack; Here in "packed_struct":
value of f1 = 1
size of f1 = 1 bit
value of f1 should not exceede 1
None of given options

The idea behind exception handling is to raise some error flag every time ________.
The code compiles
The code links
Memory is allocated
Something goes wrong

Bit fields allow the packing of data in a structure. using Bit fields we can:
Read 9 bit integers
avoid memory leakages
avoid memory overflow
Avoid syntax errors

The order in which bytes of one word are stored is _________ dependent.
hardware
software
language
syntax

A __________ is a variance from a desired product attribute.
Exception
Error
Mistake
Defect

The C/C++ language does not define the alignment of items within.
structures
classes
unions
All of the given options

In the switch statement, cases should always end with a -------statment.
Switch
Go
Break
Stop

Bit fields are a convenient way to express many difficult operations. However, bit fields suffer from one problem.
Lack of Usability
Lack of Security
Lack of Performance
Lack of Portability

Question # 3 of 10 ( Start time: 11:09:07 PM ) Total Marks: 1
A _______ is not the real product but just a real looking mock-up of what would be eventually delivered.
Select correct option:
Software
Program
Prototype ok
Test Case

Question # 4 of 10 ( Start time: 11:09:35 PM ) Total Marks: 1
Strong cohesion implies that:
Select correct option:
All parts of a component have a close logical relationship with each other. ok
All parts of a component do not have a close logical relationship with each other.
Component is dynamic in nature
Component is static in nature

Question # 5 of 10 ( Start time: 11:10:00 PM ) Total Marks: 1
When a class gets physical existance in computer memory, it is called
Select correct option:
Parent Class
polymorphism
Static Object
Object ok

Thin Client Model places a heavy processing load on…….
Only Server
Only Network
Both Server and Network(Not Sure)
Neither server nor network

Zero install architecture does not need any installation on ____________.
Server side (not Sure)
Client side
Client & Server Side (Not Sure)
None of the above

Data-Centered Architectural Style is also called …..
Repository model
Client Server model
Sub system model
Reference model

The use of comments should be minimized by making the code self-documenting by appropriate name choices and an

explicit logical structure.

Select correct option:

TRUE

FALSE

sec(s)

Question # 7 of 10 ( Start time: 01:38:44 PM ) Total Marks: 1

Variables should be initialized where they are ------and they should be declared in the ------scope possible.

Select correct option:

defined and smallest

declared and medium

defined and medium

declared and smallest

sec(s)

Question # 8 of 10 ( Start time: 01:39:56 PM ) Total Marks: 1

Unrelated variables should be declared in the same statement.

Select correct option:

True

False

sec(s)

Question # 9 of 10 ( Start time: 01:40:22 PM ) Total Marks: 1

which of the following statements are same in output: 1) a = a >> 2 2) a = a / 4 3) a = a * 2

Select correct option:

(1) and (3) only

(2) and (3) only

(1) and (2) only

All procduce the same result

Question # 6 of 10 ( Start time: 11:10:32 PM ) Total Marks: 1
_____ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
Select correct option:
Inheritance
Polymorphism
Aggregation
Abstraction ok

Question # 7 of 10 ( Start time: 11:11:03 PM ) Total Marks: 1
Normally a System will be more easy to modify if its modules have:
Select correct option:
High coupling and High cohesion.
High coupling and Low cohesion.
Low coupling and High cohesion. ok
Low coupling and Low Cohesion.

Question # 8 of 10 ( Start time: 11:12:04 PM ) Total Marks: 1
The design process usually involves:
Select correct option:
Developing a number of different models.
Looking at the system from different angles.
Describing the system at various levels of abstraction.
All of the given options ok

Question # 9 of 10 ( Start time: 11:12:39 PM ) Total Marks: 1
An object model of a system captures the _________ structure of a system.
Select correct option:
static ok
dynamic
iterative
Hierarchical

Question # 10 of 10 ( Start time: 11:13:18 PM ) Total Marks: 1
Software Design discusses ______ aspect of software development
Select correct option:
What
How ok
Who
When
Question # 1 of 10 ( Start time: 11:01:13 PM ) Total Marks: 1
Which of the following strategy/strategies lead(s) to a good software design:
Select correct option:

Separation of Concerns
Modularity
Divide-and-conquer
All of the given options ok

Question # 2 of 10 ( Start time: 11:01:33 PM ) Total Marks: 1
The modules that interact with each other through message passing have __________.
Select correct option:

Low Coupling ok
High Coupling
Low Cohesion
High Cohesion

Question # 3 of 10 ( Start time: 11:01:53 PM ) Total Marks: 1
The intent of Object Oriented Analysis (OOA) is to define:
Select correct option:

All classes
Relationships among classes
Behavior of classes
All of the given options ok

Question # 4 of 10 ( Start time: 11:02:07 PM ) Total Marks: 1
The most important and critical stage in the object oriented design is the appropriate classification of _________.
Select correct option:

functions
methods
objects
relationships ok

Question # 5 of 10 ( Start time: 11:02:26 PM ) Total Marks: 1
A maintainable design is a design , which supports
Select correct option:

Change ok
debugging
Adding new features
All of the given

Question # 6 of 10 ( Start time: 11:03:14 PM ) Total Marks: 1
Selecting Objects (in a domain) include:
Select correct option:

Actors
Participants
Places
All of the above ok

Question # 7 of 10 ( Start time: 11:03:40 PM ) Total Marks: 1
__________________ relationship is concerned with classes not with the class instantiates.
Select correct option:

Association
Inheritance ok
Aggregation
Composition

Question # 8 of 10 ( Start time: 11:05:09 PM ) Total Marks: 1
While establishing the services for an object, the following fundamental questions should be asked
Select correct option:

Why does the system need this object any way?
What useful questions can it answer?
What useful action can it perform?
All of the given options ok

Question # 9 of 10 ( Start time: 11:05:27 PM ) Total Marks: 1
_____ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
Select correct option:

Inheritance
Polymorphism
Aggregation
Abstraction ok

Question # 10 of 10 ( Start time: 11:05:47 PM ) Total Marks: 1
The three most important characteristics of an object are
Select correct option:

Identity
State
Behavior
All of the given ok

Question # 1 of 10 ( Start time: 10:56:40 PM ) Total Marks: 1
_____ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
Select correct option:
Inheritance
Polymorphism
Aggregation
Abstraction ok

The complexity of a program may ______ if there are exceptional paths in it
Decrease
Increase
Remain same
All of given options

When an error is thrown the overall system (on the lookout for this error flag) responds by ______ the error.
Ignoring
Casting
Catching
All of the given options(Not Sure)

Comments are not syntax checked
TRUE
FALSE

Modularity is a tool that can help us in increasing the size of individual functions, making them less readable.
TrueFalse

Question # 2 of 10 ( Start time: 10:56:57 PM ) Total Marks: 1
A structure is a manner of an organization which expresses a ________ strong organization within the problem domain.
Select correct option:
semantically ok
syntactically
graphically
none of the given

Question # 3 of 10 ( Start time: 10:57:14 PM ) Total Marks: 1
Modules with high cohesion and low coupling can be treated and analyzed as:
Select correct option:
White Boxes
Black Boxes ok
Gray Boxes
None of the given options

you spend 80 percent of your time in 20 percent of the codeyou spend 20 percent of your time in 80 percent of the code
We should try to optimized 80 percent or at least 20 percent of the code
None of the given options.

Be very careful when you use functions with side effects – functions that change the values of the ________.
Objects
Classes
Structures
Variables

Comma ( , ) is very dangerous because.
Compiler does not recognise this symbol
It creates linkage problem
It causes side effects
All of the given options (Not Sure)

The C/C++ language has not specified whether ____ is arithmetic or logical.
Right shift >>
Right shift <<
&&
||

In order to make a code more portable, Instead of using vendor specific language extensions, use _______ as much as possible.
STL
ANSI
ISO
CMMI

The order in which bytes of one word are stored is _________ dependent.
hardware
software
language
syntax

Be very careful when you use functions with side effects – functions that change the values of the ________.Objects
Classes
Structures
Variables

Question # 4 of 10 ( Start time: 10:57:32 PM ) Total Marks: 1
____________ is a technique that can be used to reduce customer dissatisfaction at requirement stage.
Select correct option:
Analysis
Negotiation
Prototyping ok
GUI

Question # 5 of 10 ( Start time: 10:57:47 PM ) Total Marks: 1
While establishing the services for an object, the following fundamental questions should be asked
Select correct option:
Why does the system need this object any way?
What useful questions can it answer?
What useful action can it perform?
All of the given options ok

Question # 1 of 10 ( Start time: 11:28:41 PM ) Total Marks: 1
In "Point of Sale system", the term "Payment" represents
Select correct option:
Actor
Participant
Transaction        ok
Container

Question # 2 of 10 ( Start time: 11:29:03 PM ) Total Marks: 1
Consider the following piece of code: public class Square extends Shape { // some code . } The above code is an example of:
Select correct option:
Part-Whole relationship
Generalization/Specialization            ok
Data Sharing
Data encapsulation

Question # 3 of 10 ( Start time: 11:29:30 PM ) Total Marks: 1
In the case of action-oriented approach, data is decomposed according to:
Select correct option:
Object requirements
Functionality requirements        ok
Corresponding domain model
Compatibility with object interface

Question # 4 of 10 ( Start time: 11:29:53 PM ) Total Marks: 1
__________________ relationship is concerned with classes not with the class instantiates.
Select correct option:
Association
Inheritance        ok
Aggregation
Composition

Question # 5 of 10 ( Start time: 11:30:28 PM ) Total Marks: 1
"A car is made up of a body, three or four wheels, a steering mechanism, a breaking mechanism, and a power-engine" The above statement is example of:
Select correct option:
Whole-Part relationship        ok
Inheritance
Specialization
Generalization

Question # 6 of 10 ( Start time: 11:31:14 PM ) Total Marks: 1
________ analysis educates the analyst on business domain complexity and shows a way to deal with it.
Select correct option:
Domain        ok
Use Case
Object Collaboration
None of the given options

Question # 7 of 10 ( Start time: 11:32:13 PM ) Total Marks: 1
Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
Select correct option:
The subsystem layer
The class and object layer
The Abstract layer        ok
The message layer

Question # 8 of 10 ( Start time: 11:32:40 PM ) Total Marks: 1
When two components of a system are using the same global data area, they are related as
Select correct option:
Data Coupling
Content Coupling        ok
Common Coupling
External Coupling

Question # 9 of 10 ( Start time: 11:33:01 PM ) Total Marks: 1
"System should maintain transaction log of every transaction" The above statement is an example of
Select correct option:
Functional requirement        ok
Non-functional requirement
Pseudo requirement
None of the given options

Question # 10 of 10 ( Start time: 11:33:26 PM ) Total Marks: 1
While establishing the services for an object, the following fundamental questions should be asked
Select correct option:
Why does the system need this object any way?
What useful questions can it answer?
What useful action can it perform?
All of the given options        ok

Question # 1 of 10 ( Start time: 11:24:18 PM ) Total Marks: 1
In "Point of Sale system", the term "Payment" represents
Select correct option:
Actor
Participant
Transaction        ok
Container

Question # 2 of 10 ( Start time: 11:24:37 PM ) Total Marks: 1
A cohesive Class is one which emphasizes on ____ unit of functionality
Select correct option:
Single
Multiple        ok
Static
None of the given options

Question # 3 of 10 ( Start time: 11:24:59 PM ) Total Marks: 1
_____ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
Select correct option:
Inheritance
Polymorphism
Aggregation
Abstraction        ok

Question # 4 of 10 ( Start time: 11:25:17 PM ) Total Marks: 1
An object model of a system captures the _________ structure of a system.
Select correct option:
static        ok
dynamic
iterative
Hierarchical

Question # 5 of 10 ( Start time: 11:25:35 PM ) Total Marks: 1
A _____ relationship indicates that one entity is composed of one or more parts which are themselves instances of that or another entity.
Select correct option:
Inheritance
Whole-part        ok
Generalization
Specialization

Question # 6 of 10 ( Start time: 11:25:54 PM ) Total Marks: 1
Transactions are the _________ that must be remembered through time.
Select correct option:
Events        ok
Actions
Triggers
Methods

Question # 7 of 10 ( Start time: 11:26:13 PM ) Total Marks: 1
In the case of action-oriented approach, data is decomposed according to:
Select correct option:
Object requirements        ok
Functionality requirements
Corresponding domain model
Compatibility with object interface

Question # 1 of 10 ( Start time: 11:15:27 PM ) Total Marks: 1
Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
Select correct option:
The subsystem layer
The class and object layer
The Abstract layer ok
The message layer

Question # 2 of 10 ( Start time: 11:16:39 PM ) Total Marks: 1
A change becomes ------------- because of close presence of data and fucntions
Select correct option:
Accessible
Global
Private
Localized ok

Question # 3 of 10 ( Start time: 11:17:16 PM ) Total Marks: 1
Software Design discusses ______ aspect of software development
Select correct option:
What
How ok
Who
When

Question # 4 of 10 ( Start time: 11:17:47 PM ) Total Marks: 1
When two components of a system are using the same global data area, they are related as
Select correct option:
Data Coupling
Content Coupling ok
Common Coupling
External Coupling
Question # 1 of 10 ( Start time: 09:16:39 PM ) Total Marks: 1
In the architecture trade-off analysis method the architectural style should be described using the
Select correct option:
data flow view
module view
process view
all of the given        ok

Question # 2 of 10 ( Start time: 09:17:47 PM ) Total Marks: 1
In the classical thin-client architecture, the entire processing is carried-out by -----------
Select correct option:
Single server        ok
multiple servers
multiple servers
None of the given

Question # 3 of 10 ( Start time: 09:18:07 PM ) Total Marks: 1
In Client server model, the application is modeled as a set of .....that are provided by servers.
Select correct option:
Requests
Protocols
Services        ok
Requirements

Question # 4 of 10 ( Start time: 09:18:31 PM ) Total Marks: 1
Thin Client Model is one of the configurations of ……Model.
Select correct option:
Data-centered
Client Server        ok
Layered
Reference

Question # 5 of 10 ( Start time: 09:19:10 PM ) Total Marks: 1
There are ……layers in OSI reference model.
Select correct option:
5
6
7        ok
8

Question # 6 of 10 ( Start time: 09:19:22 PM ) Total Marks: 1
Which of the following is not a possible server in client server environment?
Select correct option:
Database Server
Transaction Server
File Server
Time Server        ok

Question # 7 of 10 ( Start time: 09:19:52 PM ) Total Marks: 1
The clients and servers, in a client server environment, are connected through _____________________.
Select correct option:
Framework
Interface
Middleware
Groupware

Vertical partitioning is also known as…...
  Balancing
Mutating
Parallelizing
Factoring

Patterns are devices that allow programs to share knowledge about their -------.
Code
Design
Analysis
None of the given

Client server model tries to …….data and processing.
Distribute
Merge
Clone
Proceed

N-tier architecture stems from the struggle to find a ----------- between the fat-client architecture and the thin-client architecture.
Concurrency
Distribution point
Middle ground
Similarity

Vertical partitioning divides the architecture application from a …… making perspective.
Decision
Design
Conclusion
Move

Question # 8 of 10 ( Start time: 09:21:19 PM ) Total Marks: 1
Process view in Krutchen’s 4+1 architectural view model captures ____________.
Select correct option:
Object model of the design        ok
Concurrency and synchronization aspects of the design
Mapping(s) of the software onto the hardware and reflects its distributed aspect
Static organization of the software in its development environment

Question # 9 of 10 ( Start time: 09:22:04 PM ) Total Marks: 1
The key objective(s) of OOD process should achieve the following:
Select correct option:
The class as far as possible should be Independent , but could be dependent on only a few classes.
Interaction between two classes should be explicit.
Class hierarchy should be built on specialization of higher class.
All of the given options        ok

Question # 10 of 10 ( Start time: 09:22:34 PM ) Total Marks: 1
Maintainability and Portability issues are discussed in _____________.
Select correct option:
Functional View
Physical View
Code View        ok
Logical View

Question # 1 of 10 ( Start time: 09:08:01 PM ) Total Marks: 1
Defining the services of an object means:
Select correct option:
What it does?        ok
What it knows?
Who knows it?
Whome it knows?

Question # 2 of 10 ( Start time: 09:08:27 PM ) Total Marks: 1
Which one of these represents the Krutchen’s 4+1 architectural view model?
Select correct option:
Logical view, Process view, Physical view, Development view, Use case view
Logical view, Dynamic view, Physical view, Development view, Use case view
Logical view, Process view, Physical view, Development view, Sequence view
Dynamic view, Process view, Physical view, Development view, Use case view

Question # 3 of 10 ( Start time: 09:09:50 PM ) Total Marks: 1
Return values in Synchronous messages are represented by:
Select correct option:
A solid line
A dotted line with label        ok
A solid line with label
Double line

Question # 4 of 10 ( Start time: 09:10:52 PM ) Total Marks: 1
Aynchronous messages :
Select correct option:
are implemented as operation call
These block caller before response
occurs in multi-threaded applications        ok
are shown by dotted line

Question # 5 of 10 ( Start time: 09:11:36 PM ) Total Marks: 1
Identifying Whole-Part structures (Aggregations) means what are my _________
Select correct option:
Components
Attributes        ok
Methods
Messages

Question # 6 of 10 ( Start time: 09:11:58 PM ) Total Marks: 1
Return values in synchronous messages are:
Select correct option:
Compulsory
May not used when response is obvious        ok
Not used at all
represented by solid lines

Question # 7 of 10 ( Start time: 09:12:51 PM ) Total Marks: 1
Vertical partitioning divides the architecture application from a …… making perspective.
Select correct option:
Decision        ok
Design
Conclusion
Move

Question # 8 of 10 ( Start time: 09:13:51 PM ) Total Marks: 1
Thin Client Model places a heavy processing load on……
Select correct option:
Only Server
Only Network
Both Server and Network        ok
Neither Server nor Network

Question # 9 of 10 ( Start time: 09:14:21 PM ) Total Marks: 1
There are ……layers in OSI reference model.
Select correct option:
5
6
7        ok
8

Question # 10 of 10 ( Start time: 09:14:47 PM ) Total Marks: 1
An architectural style encompasses which of the following elements?
Select correct option:
constraints
set of components
semantic models
all of the given        ok

Question # 1 of 10 ( Start time: 08:36:48 PM ) Total Marks: 1
Vertical partitioning is also known as…..
Select correct option:
Balancing
Mutating
Parallelizing
Factoring        ok

Question # 2 of 10 ( Start time: 08:38:05 PM ) Total Marks: 1
In the N-Tire Architecture,the idea is to enhance scalability and -------------- by distributing both the data and the application using multiple server machines.
Select correct option:
Usability
Performance        ok
Interoperability
None of the given

Question # 3 of 10 ( Start time: 08:38:46 PM ) Total Marks: 1
In case of a file servers, client requests selected records from a .....and the server transmits records to client over the network.
Select correct option:
Local Memory
Network
Database
File        ok

Question # 4 of 10 ( Start time: 08:39:51 PM ) Total Marks: 1
Issues like system performance, availability, scalability, and security are analyzed in __________.
Select correct option:
Logical View        ok
Physical View
Code View
Concurrency View

Question # 5 of 10 ( Start time: 08:40:43 PM ) Total Marks: 1
A necessary supplement to transform or transaction mapping needed to create a complete architectural design is
Select correct option:
entity relationship diagrams
the data dictionary
processing narratives for each module
test cases for each module

Question # 6 of 10 ( Start time: 08:41:58 PM ) Total Marks: 1
Fat Client Model is one of the configurations of ……Model.
Select correct option:
Data-centered        ok
Layered
Reference
Client Server

Question # 7 of 10 ( Start time: 08:42:47 PM ) Total Marks: 1
Defining the services of an object means:
Select correct option:
What it does?        ok
What it knows?
Who knows it?
Whome it knows?

Question # 8 of 10 ( Start time: 08:43:31 PM ) Total Marks: 1
Aynchronous messages :
Select correct option:
are implemented as operation call
These block caller before response
occurs in multi-threaded applications        ok
are shown by dotted line
Question # 1 of 10 ( Start time: 09:55:03 PM ) Total Marks: 1
Distributing the responsibilities to different subsystems so that we get a software system which is easy to maintain, is called ………the architecture.
Select correct option:
Subtracting
Partitioning        ok
Cloning
Balancing

Question # 2 of 10 ( Start time: 09:55:51 PM ) Total Marks: 1
Which of the following is not part of software architecture?
Select correct option:
databases
data design
program structure
algorithm details        ok

Question # 3 of 10 ( Start time: 09:56:19 PM ) Total Marks: 1
In case of a file servers, client requests selected records from a .....and the server transmits records to client over the network.
Select correct option:
Local Memory
Network
Database
File        ok

Question # 4 of 10 ( Start time: 09:56:52 PM ) Total Marks: 1
Sequence diagrams:
Select correct option:
Provide the static behavior
Provide Data Flow
Provide a time-based view
All of the given options

Question # 5 of 10 ( Start time: 09:57:48 PM ) Total Marks: 1
Client server is a ______________ system model.
Select correct option:
Integrated
Distributed        ok
Heterogeneous
Homogeneous

Question # 6 of 10 ( Start time: 09:58:39 PM ) Total Marks: 1
In the case of zero-install, the network environment is used to ---------server side processing by adding a number of servers which share processing load.
Select correct option:
Distribute        ok
Centeralize
Clone
None of the given

Question # 7 of 10 ( Start time: 09:59:11 PM ) Total Marks: 1
Process view in Krutchen’s 4+1 architectural view model captures ____________.
Select correct option:
Object model of the design        ok
Concurrency and synchronization aspects of the design
Mapping(s) of the software onto the hardware and reflects its distributed aspect
Static organization of the software in its development environment

Question # 8 of 10 ( Start time: 09:59:36 PM ) Total Marks: 1
Which of the following is not a possible server in client server environment?
Select correct option:
Database Server
Transaction Server
File Server
Time Server        ok

Question # 9 of 10 ( Start time: 10:00:23 PM ) Total Marks: 1
In Client server model, the application is modeled as a set of .....that are provided by servers.
Select correct option:
Requests
Protocols
Services        ok
Requirements

Question # 10 of 10 ( Start time: 10:00:55 PM ) Total Marks: 1
Physical view in Krutchen’s 4+1 architectural view model captures __________.
Select correct option:
Object model of the design
Concurrency and synchronization aspects of the design
Mapping(s) of the software onto the hardware and reflects its distributed aspect
Static organization of the software in its development environment

Question # 1 of 10 ( Start time: 09:38:17 PM ) Total Marks: 1
Identifying Whole-Part structures (Aggregations) means what are my _________
Select correct option:
Components        ok
Attributes
Methods
Messages

Question # 2 of 10 ( Start time: 09:38:53 PM ) Total Marks: 1
The key objective(s) of OOD process should achieve the following:
Select correct option:
The class as far as possible should be Independent , but could be dependent on only a few classes.
Interaction between two classes should be explicit.
Class hierarchy should be built on specialization of higher class.
All of the given options        ok

Question # 3 of 10 ( Start time: 09:39:19 PM ) Total Marks: 1
Different messages in sequence diagrams includes:
Select correct option:
Simple
Asynchronous
Notify
Both Simple and Asynchronous        ok

Question # 4 of 10 ( Start time: 09:39:41 PM ) Total Marks: 1
Fat Client Model is one of the configurations of ……Model.
Select correct option:
Data-centered
Layered
Reference
Client Server        ok

Question # 5 of 10 ( Start time: 09:40:17 PM ) Total Marks: 1
Return values in Synchronous messages are represented by:
Select correct option:
A solid line
A dotted line with label        ok
A solid line with label
Double line

Question # 6 of 10 ( Start time: 09:40:41 PM ) Total Marks: 1
The focus of sequence diagrams is:
Select correct option:
On objects (and classes) and message exchanged among them        ok
On static Model of system
On object constraints
None of the given options

Question # 7 of 10 ( Start time: 09:41:05 PM ) Total Marks: 1
Which of the following is not part of software architecture?
Select correct option:
databases
data design
program structure
algorithm details        ok

Question # 8 of 10 ( Start time: 09:41:35 PM ) Total Marks: 1
The purpose of Interaction diagrams is to:
Select correct option:
Model interactions between objects
Assist in understanding how a system (a use case) actually works
Identify responsibilities/operations and assign them to classes
All of the given options        ok

Question # 9 of 10 ( Start time: 09:41:56 PM ) Total Marks: 1
In the architecture trade-off analysis method the architectural style should be described using the
Select correct option:
data flow view
module view
process view
all of the given        ok

Question # 10 of 10 ( Start time: 09:42:18 PM ) Total Marks: 1
Sequence of messages can be present in:
Select correct option:
Sequence diagram
Collaboration diagram
In both type of diagrams
Use case diagram        ok

Question # 1 of 10 ( Start time: 09:28:33 PM ) Total Marks: 1
In sequence diagram, the boxes denote:
Select correct option:
Objects (or classes)        ok
Messages, sent from one object to other
Life-time of Objects
None of the given options

Question # 2 of 10 ( Start time: 09:29:17 PM ) Total Marks: 1
Whole Part Structure is also called ______
Select correct option:
Generalization
Aggregation        ok
Specialization

Question # 3 of 10 ( Start time: 09:29:50 PM ) Total Marks: 1
The focus of sequence diagrams is:
Select correct option:
On objects (and classes) and message exchanged among them
On static Model of system
On object constraints
None of the given options

Distributing the responsibilities to different subsystems so that we get a software system which is easy to maintain, is called ………the architecture.
Subtracting
Partitioning
Cloning
Balancing

The nominal case should be put in the if-part and the exception in the else-part of an if statement.
TURE
FALSE

Charles Simonyi first discussed Hungarian Notation. He was of ------. .
Microsoft
IBM
Dell
Cisco

The terms get/set must be used where an attribute is accessed.
Indirectly
Directly

A self documented program/code contains the following attribute(s):
Size of each function
Choice of variable
Choice of variable
All of the given choices

"is" prefix should be used for------ variables and methods.
General
Boolean
Constant
None of the given

The use of comments should be minimized by making the code self-documenting by appropriate name choices and an
explicit logical structure.
TRUE
FALSE

Variables should be initialized where they are ------and they should be declared in the ------scope possible.
defined and smallest
declared and medium
defined and medium
declared and smallest

Question # 4 of 10 ( Start time: 09:30:41 PM ) Total Marks: 1
Development view in Krutchen’s 4+1 architectural view model captures
Select correct option:
Object model of the design        ok
Concurrency and synchronization aspects of the design
Mapping(s) of the software onto the hardware and reflects its distributed aspect
Static organization of the software in its development environment

Question # 5 of 10 ( Start time: 09:31:06 PM ) Total Marks: 1
In the classical thin-client architecture, the entire processing is carried-out by -----------
Select correct option:
Single server        ok
multiple servers
multiple servers
None of the given

Question # 6 of 10 ( Start time: 09:31:32 PM ) Total Marks: 1
_________________ architectural model is widely used in mainframe application.
Select correct option:
Client-Server Model        ok
Repository Model
Filter Model
Layered Model

Question # 7 of 10 ( Start time: 09:32:15 PM ) Total Marks: 1
A useful technique for evaluating the overall complexity of a proposed architecture is to look at the component
Select correct option:
number and size of components
flow dependencies and sharing dependencies
size and cost
none of the given

Question # 8 of 10 ( Start time: 09:33:34 PM ) Total Marks: 1
The purpose of Interaction diagrams is to:
Select correct option:
Model interactions between objects
Assist in understanding how a system (a use case) actually works
Identify responsibilities/operations and assign them to classes
All of the given options        ok

Question # 9 of 10 ( Start time: 09:34:01 PM ) Total Marks: 1
In the case of zero-install, the network environment is used to ---------server side processing by adding a number of servers which share processing load.
Select correct option:
Distribute        ok
Centeralize
Clone
None of the given

Question # 10 of 10 ( Start time: 09:34:29 PM ) Total Marks: 1
Data-Centered Architectural Style is also called ….
Select correct option:
Repository model        ok
Client Server model
Sub system model
Reference model

Question # 9 of 10 ( Start time: 08:44:28 PM ) Total Marks: 1
An architectural style encompasses which of the following elements?
Select correct option:
constraints
set of components
semantic models
all of the given ok

Question # 10 of 10 ( Start time: 08:45:17 PM ) Total Marks: 1
The purpose of Interaction diagrams is to:
Select correct option:
Model interactions between objects
Assist in understanding how a system (a use case) actually works
Identify responsibilities/operations and assign them to classes
All of the given options ok

Question # 5 of 10 ( Start time: 11:18:25 PM ) Total Marks: 1
Class responsibilities are defined by ___________.
Select correct option:
its attributes only
its collaborators
its operations only
both its attributes and operations ok

Question # 6 of 10 ( Start time: 11:19:12 PM ) Total Marks: 1
The first step in any OOA process model is to
Select correct option:
build an object-relationship model. ok
define collaborations between objects.
elicit customer requirements.
select a representation language.

Question # 7 of 10 ( Start time: 11:19:58 PM ) Total Marks: 1
"System should maintain transaction log of every transaction" The above statement is an example of
Select correct option:
Functional requirement ok
Non-functional requirement
Pseudo requirement
None of the given options

Question # 8 of 10 ( Start time: 11:20:42 PM ) Total Marks: 1
Prototyping is used when there is _________ regarding requirements.
Select correct option:
Uncertainty ok
Confirmation
Conflict
Consensus

Question # 9 of 10 ( Start time: 11:21:25 PM ) Total Marks: 1
In Abbot’s Textual Analysis technique, the proper noun (e.g. Mehdi Hassan) represents
Select correct option:
Class
Instance ok
Inheritance
Aggregation

Question # 10 of 10 ( Start time: 11:22:02 PM ) Total Marks: 1
To help separate an object's external behavior from its implementation, the technique used is called ___________.
Select correct option:
Generalization
Association
Composition
Abstraction ok

Question # 6 of 10 ( Start time: 10:57:59 PM ) Total Marks: 1
When a class gets physical existance in computer memory, it is called
Select correct option:
Parent Class
polymorphism
Static Object
Object ok

In Client Server model, there application is modeled as a set so --- that are provided by server.
Application
Protocol
Services
All of the above

Vertical Partitioning is also know as.
Balancing
Mutating
Parallizing
Factoring

Façade Pattern provides a unified interface to a set of interfaces ina sub-system.
True
False

Which of the is/are among ten things which the basis template of GOF design pattern includes.
Problem
Context
Forces
All of the above

Thin Client Model places a heavy processing load on…….
Only Server
Only Network
Both Server and Network(Not Sure)
Neither server nor network

Zero install architecture does not need any installation on ____________.
Server side (not Sure)
Client side
Client & Server Side (Not Sure)
None of the above

Data-Centered Architectural Style is also called …..
Repository model
Client Server model
Sub system model
Reference model

Question # 7 of 10 ( Start time: 10:58:14 PM ) Total Marks: 1
The intent of Object Oriented Analysis (OOA) is to define:
Select correct option:
All classes
Relationships among classes
Behavior of classes
All of the given options ok

Question # 8 of 10 ( Start time: 10:58:28 PM ) Total Marks: 1
A _______ is not the real product but just a real looking mock-up of what would be eventually delivered.
Select correct option:
Software
Program
Prototype ok
Test Case

Question # 9 of 10 ( Start time: 10:58:45 PM ) Total Marks: 1
Normally a System will be more easy to modify if its modules have:
Select correct option:
High coupling and High cohesion.
High coupling and Low cohesion.
Low coupling and High cohesion. ok
Low coupling and Low Cohesion.

Question # 10 of 10 ( Start time: 10:59:17 PM ) Total Marks: 1
Prototyping is used when there is _________ regarding requirements.
Select correct option:
Uncertainty ok
Confirmation
Conflict
Consensus

Performance, Security and maintainability are the types of ________ requirements.
1. Business
2. Non-Functional
3. Domain
4. Functional
More powerful hardware resulted into the development of ________ powerful and ________ software.
1. more, complex
2. less, complex
3. more, simple
4. less, simple
In Collaboration diagrams, sequence of messaging is shown by ________.
1. Numbering each message in an increasing order of numeric value
2. Ordering of the messages in time
3. Vertical ordering of the messages
4. Horizontal ordering of the messages
________ structure represents the internal organization of the various data and control items.
1. Value
2. Data
3. Information
4. Conceptual
The method of dividing and assigning different portions of a large system to different groups for construction is called ________.
1. Work Basic Structure
2. Working Boundary Structure
3. Work Breakdown Structure
4. Work Breakdown System
The modules that interact with each other through message passing have ________.
1. High Cohesion
2. Low Cohesion
3. High Coupling
4. Low Coupling
Performance, Security and maintainability are the types of ________ requirements.
1. Business
2. Non-Functional
3. Domain
4. Functional
Software Engineering is the combination of tools, techniques and ________.
1. Testing
2. Processes
3. Design
4. Maintenance
Prototyping is used when there is ________ regarding requirements.
1. Confirmation
2. Consensus
3. Uncertainty
4. Conflict
The focus of sequence diagrams is:
1. On object constraints
2. On static Model of system
3. On objects/classes and messages exchanged among them
4. on the flow of Control
The goal of ________ is to translate the customer's desire for a set of defined capabilities into a working product.
1. Electrical Engineering
2. Product Engineering
3. Mechanical Engineering
4. Hardware Engineering
A ________ is not the real product but just a real looking mock-up of what would be eventually delivered.
1. Software
2. Test Case
3. Program
4. Prototype
Defining the services of an object means:
1. Whome it knows?
2. What it does?
3. What it knows?
4. Who knows it?
The criteria used to assess the quality of an architectural design should be based on system
1. functionality
2. accessibility and reliability
3. implementation details
4. data and control
A ________ relationship indicates that one entity is composed of one or more parts which are themselves instances of that or another entity.
1. Generalization
2. Specialization
3. Inheritance
4. Whole-part
In UML based Object Oriented model of a system, the diamond sign is used to depict ________ relations between two objects/classes.
1. Composition and Aggregation
2. Aggregation and Association
3. Inheritance and Association
4. Composition, Aggregation and Association
In data flow diagram (DFD), Create, Update, Delete and Read operations are normally called:
1. DURC operations
2. CDUR operation
3. RUDC operations
4. CRUD operations
A life line represents the object's life during the interaction in a sequence diagram while its notation is depicted by ________.
1. Dotted Lines
2. Solid Lines
3. Curved Lines
4. Full Arrow
In UML based Object Oriented model of a system, a composition relation between two objects is shown by a ________ sign on the Whole side of a relation line.
1. A filled diamond
2. A dot
3. An unfilled diamond
4. A half arrowhead
Which of the following sentence is true regarding user interface design?
1. The simpler the interface, the efficient is the system.
2. The higher the response time, the better is the interface.
3. GUI interfaces are good for all tasks which a user needs to perform at an interface.
4. Commabd-line interfaces are faster for some tasks which the user needs to perform.
An external entity that interacts with a system is called a(n):
1. association
2. stakeholder
3. use case
4. actor
Which of the following is NOT among one of the four layers of the Object Oriented (OO) design pyramid
1. The subsystem layer
2. The message layer
3. The class and object layer
4. The Abstract layer
Return values in synchronous messages are:
1. Compulsory
2. represented by solid lines
3. Not used at all
4. May not used when response is obvious
A context diagram is used
1. as an aid to system design
2. as the first step in developing a detailed DFD of a system
3. in systems analysis of very complex systems
4. as an aid to programmers
Different messages in sequence diagrams includes:
1. Notify
2. Both Simple and Asynchronous
3. Asynchronous
4. Simple
________ diagram does not capture control flow information, it just shows the flow of the data in a system.
1. Sequence
2. Data Flow
3. Activity
4. Class
If Cat is derived from Mamal Class, and Mamal is derived from Animal Class, then:
1. Cat will not ba able to access any class
2. Cat will inherit Animal's fubctions and data
3. Cat will not inherit Animal's fubctions and data
4. Cat is allowed to access only the Mamal's Class
The architecture components for product engineering are
1. data, hardware, software, procedures
2. data, documentation, hardware, software
3. data, hardware, software, people
4. documentation, hardware, people, procedures
In ________ the analyst determines all the sources of requirements and where do theses requirements consume
1. Source and Sink Analysis
2. Down Parsing
3. Data Flow Analysis
4. Up Parsing
Transactions are the ________ that must be remembered through time.
1. Triggers
2. Events
3. Methods
4. Actions
The system specification describes the
1. function and behavior of a computer-based system
2. implementation of each allocated system element
3. algorithmic detail and data structures
4. time required for system simulation
The context diagram is used as the top level abstraction in a ________ developed according to principles of structured analysis.
1. Dataflow diagram
2. Activity Diagram
3. State Transition Diagram
4. USe Case Diagram
A use case represents:
1. a class, its attributes and operations.
2. an operation’s interface and signature.
3. the role a user plays when interacting with the system.
4. the system’s functionality for a particular purpose.
In use case diagram, an ellipse signifies a(n):
1. actor
2. class
3. use case
4. system boundary
System ________ are built to allow the System Engineer to evaluate the system components in relationship to one another.
1. Requirements
2. Documents
3. Models
4. Test Cases
In Data Flow Diagram, the entity or system, outside the boundary of this system is called
1. Process
2. Data Flow
3. External Agent
4. Data Store
An arrow in Data Flow Diagram (DFD) represents
1. Direction of flow of data
2. Processing of data
3. External agent
4. Internal agent
Data cannot flow from one external entity to other external entity because:
1. It will get corrupted
2. It is not allowed in DFD
3. An external entity has no mechanism to read or write
4. Both are outside the context of the system
________ is a technique that can be used to reduce customer dissatisfaction at requirement stage.
1. Analysis
2. Negotiation
3. Prototyping
4. GUI
________ requirements cause frequent modifications in user interface.
1. Functional
2. Non-functional
3. Unstable
4. User
Software Design discusses ________ aspect of software development.
1. What
2. How
3. When
4. Who
In the case of action-oriented approach, data is decomposed according to:
1. Object requirements
2. Functionality requirements
3. Corresponding domain model
4. Compatibility with object interface
Coupling is a measure of ________ of a module or component.
1. Independence
2. Dependence
3. Aggregation
4. Composition
________ is a technique in which we construct a model of an entity based upon its essential characteristics and ignore the inessential details.
1. Inheritance
2. Polymorphism
3. Aggregation
4. Abstraction
Strong cohesion implies that:
1. All parts of a component have a close logical relationship with each other.
2. All parts of a component do not have a close logical relationship with each other.
3. Component is dynamic in nature
4. Component is static in nature
A change becomes ________ because of close presence of data and functions.
1. Accessible
2. Global
3. Private
4. Localized
________ and ________ are two important tools that helps in managing the program complexity.
1. Composition, Inheritance
2. Abstraction, Encapsulation
3. Aggregation, Inheritance
4. Modularity, Composition
The three most important characteristics of an object are:
1. Identity
2. State
3. Behavior
4. All of the given.
________ is an extremely powerful technique for dealing with complexity.
1. Aggregation
2. Abstraction
3. Inheritance
4. Association
The intent of Object Oriented Analysis (OOA) is to define:
1. All classes
2. Relationships among classes
3. Behavior of classes
4. All of the given.
While establishing the services for an object, the following fundamental questions should be asked
1. Why does the system need this object any way?
2. What useful questions can it answer?
3. What useful action can it perform?
4. All of the given.

CS504 Quiz No.01,02,03 Solution Fall2024

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CS504 Quiz No.01,02,03 Solution Fall2024

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