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Quiz#3 (Please Share your Quiz here)

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quiz 3rd cs504 By hafiz azam haq kahan

Attachments:

today's quiz included mcqs like:

Layers of OSI refrence model: 7

Sequence diagram focus on: Objects and messages exchange among them

Sequence diagrams are: Time based

Krutchen's 4+1 arcitechture view provides: object model of the design

In sequence diagram messages are viewed as: solid line

and many more

hope it would be helpfull!

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

  • 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
  • ??

Quiz No.2  May, 07 2012

Solved By Fukar and his team

 

 

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

 

___ 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 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.

 

___ 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

 

 ___ 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

 

----------------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 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

 

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

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.

 

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 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.

 

___ 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

 

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

___ 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

 

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

 

___ 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

 

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

 

 ___ 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

 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

 

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

 

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.

 

"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

  4?

  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

 

 ___ 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

 

"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

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

 

___ 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

 

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

 

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

 

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

 

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

 

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

 

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

 

 

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

 

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

Thanxxx for sharing

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