Object Oriented Analysis and Design - 3

LIST OF ATTEMPTED QUESTIONS AND ANSWERS
Multiple Choice Single Answer
Question The database is created in
Correct
Answer
Oracle
Your Answer Oracle
Multiple Choice Single Answer
Question Collection of similar datatypes is called as
Correct
Answer
Array
Your Answer Array
Select The Blank
Question The links are expressed in ________ of associations.
Correct
Answer
Cardinality
Your Answer Hierarchy
Select The Blank
Question WMC could be kept as ________ as possible.
Correct
Answer
Low
Your Answer Low
Select The Blank
Question ________ analysis educates the analyst on business domain complexity and
shows a way to deal with it.
Correct
Answer
Domain
Your Answer Domain
Multiple Choice Multiple Answer
Question Measurement can be used throughout a software project to assist in following
areas :
Correct
Answer
Estimation , Quality control , Productivity assessment and project control
Your Answer Estimation , Quality control , Productivity assessment and project control
Multiple Choice Single Answer
Question in 'railway ticket reservation system ' the roles such as enquiry , reservation and
ticketing and cancellation are to be performed by the user called :-
Correct
Answer
Passenger
Your Answer Passenger
Match The Following
Question Correct Answer Your Answer
We can define abstract
operation on abstract data
Data abstraction Data abstraction
Process of sharing properties
of the higher level object or
class
Inheritance Inheritance
Ability to inherit attributes and
methods from 2 or more
objects or classes
Multiple inheritance Multiple inheritance
Ability to send a message to
several objects and to allow
receiving object to respond
method specified on the object.
Ploymorphism Ploymorphism
Multiple Choice Multiple Answer
Question OODBMS supports comprise of
Correct
Answer
User defined datatype , Is_a relationship , Part_of relationship
Your Answer User defined datatype , Is_a relationship , Part_of relationship
Multiple Choice Multiple Answer
Question General guidelines for OOD building are
Correct
Answer
Review already built class for usage , Create simple class & apply inheritance /
multiple inheritance , Design simple & distinct methods
Your Answer Review already built class for usage , Create simple class & apply inheritance /
multiple inheritance , Design simple & distinct methods
Select The Blank
Question Null and Notify locks are generally used ________ transaction boundary in a
cache.
Correct
Answer
Outside
Your Answer Outside
Multiple Choice Single Answer
Question C++ is also named as
Correct
Answer
C with classes
Your Answer C with classes
True/False
Question The sequence diagram is complex and difficult to understand.
Correct
Answer
False
Your Answer False
Multiple Choice Single Answer
Question NOC metric can be used to evaluate the degree of
Correct
Answer
Reuse
Your Answer Reuse
Multiple Choice Single Answer
Question Microsoft's Component Object Model [ COM ] and Distributed Component
Object Model [ DCOM ] are alternatives to
Correct
Answer
CORBA
Your Answer CORBA
Select The Blank
Question Software objects interact and communicate with each other using ________ .
Correct
Answer
Messages.
Your Answer Messages.
Multiple Choice Multiple Answer
Question System performance and effectiveness is a result of
Correct
Answer
Business knowledge , Business process , People who operate business
Your Answer Business process , Business balance sheet , Business knowledge
Multiple Choice Multiple Answer
Question When a use case is taken up for execution , each situation scenario has :-
Correct
Answer
Pre condition , Post Condition
Your Answer Pre condition , Post Condition
Select The Blank
Question Another intention of ________ is to test and validate existing ideas as well as to
generate new ideas.
Correct
Answer
Prototyping
Your Answer Brainstorming
Multiple Choice Multiple Answer
Question In OOSAD model , the design phase mainly comprises of following activities
Correct
Answer
Review subsystem-class association & draw OO design , Allocate tasks &
identify collaboration , Design messaging models
Your Answer Review subsystem-class association & draw OO design , Allocate tasks &
identify collaboration , Design messaging models
Multiple Choice Single Answer
Question The method that destroys instance [ object ] of class is known as
Correct
Answer
Destruction
Your Answer Destruction
Multiple Choice Multiple Answer
Question The measures are based on data collection. The data is collected from following
sources :
Correct
Answer
Software engineering process , Software project , Software product
Your Answer Software project , Software product , Domain experts
Multiple Choice Multiple Answer
Question The Object Management Group [ OMG ] suggested abstract object model with
following features :-
Correct
Answer
Object can be distinguished clearly. , The object methods and operations are
governed by parameters and their values. , The object's nature is persistent or
transient.
Your Answer Object can be distinguished clearly. , The object methods and operations are
governed by parameters and their values. , The object's nature is persistent or
transient.
True/False
Question In order to achieve system goal , objects cooperate and interact with each other.
Correct
Answer
True
Your Answer True
Multiple Choice Single Answer
Question Objects contain data and code to manupulate that data. The entire set of data
and code of object can be made user-defined data type using the concept of
Correct
Answer
Class
Your Answer Structure
Select The Blank
Question As we move from OOA to OOD ,we evaluate class module into ________
entities.
Correct
Answer
Logical
Your Answer Logical
Multiple Choice Single Answer
Question The interaction between user/actor and the system are shown mainly by :-
Correct
Answer
Interaction diagram
Your Answer Entity relationship diagram
True/False
Question Once you define employee as an object for pay-roll application ,it can be used
for income tax, bonus, commission or any HR application .
Correct
Answer
True
Your Answer True
True/False
Question To understand object as a system , we must understand its behavior in
association with other objects in the system .
Correct
Answer
True
Your Answer True
Multiple Choice Single Answer
Question The process by which objects of one class acquire properties of objects of other
class is called
Correct
Answer
Inheritance
Your Answer Inheritance
Select The Blank
Question We extensively use ________ for processing , refining and designing classes.
Correct
Answer
UML
Your Answer UML
Multiple Choice Single Answer
Question The WMC [ Weighted Method per Class ] is defined by the following expression,
Correct
Answer
WMC = å Ci
Your Answer WMC = å Ci
True/False
Question UA is the result of efforts to combine best practices , processes , methodologies
and guidelines using UML notations and diagrams that can provide a better
understanding of OO concepts and system development.
Correct
Answer
True
Your Answer True
True/False
Question System functions in business domain environment.
Correct
Answer
True
Your Answer True
Multiple Choice Single Answer
Question How big is a class object?
Correct
Answer
Is as big as sum of the sizes of its member variables
Your Answer Is as big as sum of the sizes of its member variables
Multiple Choice Single Answer
Question The main difference between structure and class is
Correct
Answer
Structure does not support OOPS Class Supports OOPS.
Your Answer Structure does not support OOPS Class Supports OOPS.
True/False
Question Ambiguity does not arise if requirements are not specified in clear terms .
Correct
Answer
False
Your Answer False
True/False
Question In OO approach , the transition from one phase of development to other is not
seamless and creates complexity.
Correct
Answer
False
Your Answer False
Multiple Choice Single Answer
Question If Dog derives from Mammal, and Mammal derives from Animal, then -
Correct
Answer
Dog inherits Animal's functions and data
Your Answer Dog inherits Animal's functions and data
Multiple Choice Multiple Answer
Question Occurrences of class 'order' can be
Correct
Answer
Appointment Order , Work Order , Purchase Order
Your Answer Appointment Order , Work Order , Purchase Order
True/False
Question High complexity should not be avoided so far as possible
Correct
Answer
False
Your Answer False
Multiple Choice Single Answer
Question The concept of OOPS was first introduced in
Correct
Answer
Simula Language
Your Answer Simula Language
Multiple Choice Single Answer
Question In DAD, the information providers such as users , customers , vendors and
stakeholders play a role of
Correct
Answer
Participants
Your Answer Participants
Select The Blank
Question Since OODBMS supports distribution of objects , it must have a feature of
________ so that OO application need not take efforts to add mechanisms to
local objects.
Correct
Answer
Location transparency
Your Answer Availability
Multiple Choice Multiple Answer
Question Persistent Object Storage System under DBMS , can provide
Correct
Answer
Unique ID to objects so as to reach correctly , Communication between objects ,
Large , stable and reliable storage capacity
Your Answer Unique ID to objects so as to reach correctly , Communication between objects ,
Large , stable and reliable storage capacity
Match The Following
Question Correct Answer Your Answer
Datamarts Sections of a particular data Sections of a particular data
such as finance , stores , billing
etc.
such as finance , stores , billing
etc.
Distributed database The information is divided and
stored separately in different
servers.
The information is divided and
stored separately in different
servers.
End user database Database created by an end
user.
Database created by an end
user.
Data Warehouse Database located centrally so
that everybody can have
access to it.
Database located centrally so
that everybody can have access
to it.
True/False
Question One way to achieve portability is to write software in standard version of high
level language and to develop portable system and application software .
Correct
Answer
True
Your Answer True

Read more »

Posted in: Object Oriented Analysis and Design

Object Oriented Analysis and Design - 2

LIST OF ATTEMPTED QUESTIONS AND ANSWERS
Multiple Choice Single Answer
Question The actor in drama may have role of dancing in dance event and also may have a
role of singer in solo singing event . This pattern is known as .
Correct
Answer
Player role pattern
Your Answer Player role pattern
Select The Blank
Question In a façade class , we provide most often required and most dynamic properties of
the ________ class and class in the main system.
Correct
Answer
Super
Your Answer Super
Multiple Choice Single Answer
Question C++ is basically a procedural language having extension of
Correct
Answer
Object Oriented technology
Your Answer Object Oriented technology
Select The Blank
Question ________ has become a standard notation for object oriented system modeling.
Correct
Answer
UML
Your Answer UML
Select The Blank
Question ________ is a graphical representation of user's view and developers
understanding of transactions performed in the case scenario .
Correct
Answer
Use case diagram
Your Answer Use case diagram
True/False
Question Testing is the process of demonstrating that the faults are not present.
Correct
Answer
True
Your Answer True
Multiple Choice Multiple Answer
Question Like entity-relationship model , the object relationship model is developed. The
development takes place through following three steps :-
Correct
Answer
Draw a network of collaborators using CRC index cards. , From CRC index cards ,
evaluate responsibilities and collaborations. Name unlabeled lines. The direction of
relationship is indicated by an arrowhead line. , Determine cardinality .
Your Answer Draw a network of collaborators using CRC index cards. , From CRC index cards ,
evaluate responsibilities and collaborations. Name unlabeled lines. The direction of
relationship is indicated by an arrowhead line. , Determine cardinality .
Multiple Choice Single Answer
Question The use of constructors will be made in a 'member' class for
Correct
Answer
Initialize objects
Your Answer Initialize objects
Multiple Choice Single Answer
Question UML uses
Correct
Answer
OCL [ object Constraint Language ]
Your Answer OCL [ object Constraint Language ]
Select The Blank
Question When we move to OOSAD , server-resident applications will give way to objects
and ________ objects in Distributedserver environment.
Correct
Answer
Distributed
Your Answer Distributed
Multiple Choice Single Answer
Question Selected design pattern should be a solution that weights heavily on the
advantage and that has very few and insignificant disadvantages. In
documentation content , this is known as
Correct
Answer
Optimum solution
Your Answer Optimum solution
Multiple Choice Multiple Answer
Question Some key objectives of OOD process should achieve the following
Correct
Answer
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.
Your Answer 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.
True/False
Question Compared to other OO methods , the metrics methods progressed very slowly.
Correct
Answer
True
Your Answer True
True/False
Question OODBMS ensures that in the event of failure the recovery process enforces
consistency in database status after a transaction is terminated by force externally.
Correct
Answer
True
Your Answer True
Multiple Choice Multiple Answer
Question OOSAD has following main activities
Correct
Answer
Use case-driven OO analysis and OO design , Prototyping and review of OO
design , Implementation , incremental testing and maintenance.
Your Answer Use case-driven OO analysis and OO design , Prototyping and review of OO
design , Implementation , incremental testing and maintenance.
Select The Blank
Question The company may have functional databases such as BOM , drawings ,
equipments . These databases are ________ in nature and are distributed
physically , logically and by responsibility of control.
Correct
Answer
Heterogeneous
Your Answer Heterogeneous
Multiple Choice Multiple Answer
Question In train class the examples of changing parameters are
Correct
Answer
Driver , Passenger name , Guard
Your Answer Driver , Passenger name , Guard
Match The Following
Question Correct Answer Your Answer
Method Procedure body implementing
operation
Procedure body implementing
operation
Object Collection of data & operations Collection of data & operations
Class Description of set of objects Description of set of objects
Instance Technical term for object of
class
Technical term for object of class
True/False
Question The purpose of an interaction diagram is to understand the role of other objects
that are in collaboration with the object in question , the objective being to
complete the job.
Correct
Answer
True
Your Answer True
Select The Blank
Question When object A wants object B to perform one of B's methods, object A sends a
________to object B.
Correct
Answer
Message
Your Answer Message
Select The Blank
Question The main objective in building ________class is to create set of classes that know
how to communicate with locations where data actually resides.
Correct
Answer
Access layer
Your Answer Access layer
Multiple Choice Single Answer
Question In OOSAD , the view layer classes or UI are
Correct
Answer
GUI [ Graphical User Interfaces ]
Your Answer GUI [ Graphical User Interfaces ]
Multiple Choice Single Answer
Question The variables in the class 'member ' will be declared as
Correct
Answer
Private
Your Answer Private
Match The Following
Question Correct Answer Your Answer
Row Refers data for single entry Refers data for single entry
Standard procedure Method Method
Table Scheme representing complex
relationships between entities
Scheme representing complex
relationships between en entities
Column Refers datatype and name Refers datatype and name
Multiple Choice Single Answer
Question When two classes refer to one class to read or write data , then the degree of
coupling is
Correct
Answer
High
Your Answer High
Multiple Choice Multiple Answer
Question The following flaws generally arise through oversight.
Correct
Answer
Special circumstances may have been generated to accommodate the
unnecessary attribute or exceptions to it. Work involved in the creation of
unnecessary subclasses should be avoided. , A misinterpretation of the class
definition may lead to incorrect or extraneous class relationships. , The behavior of
the system or its classes may be improperly characterized to accommodate
extraneous attribute.
Your Answer A misinterpretation of the class definition may lead to incorrect or extraneous class
relationships. , The behavior of the system or its classes may be improperly
characterized to accommodate extraneous attribute. , The testing equipments are
improper.
True/False
Question In the process of rationalizing and organizing classes we simplify class structure ,
minimizing number of classes and reducing information content in each of them .
Correct
Answer
True
Your Answer True
Multiple Choice Multiple Answer
Question Use case models are more useful to :-
Correct
Answer
Analyst , Designer , Developer
Your Answer Analyst , Designer , Developer
Select The Blank
Question Models provide a way of describing a world but ________ techniques are only a
part of analysis and design.
Correct
Answer
Modeling
Your Answer Modeling
True/False
Question By default, variables are private and methods are public .
Correct
Answer
True
Your Answer True
Select The Blank
Question In a view layer class we build ________ where the user interacts with the system.
Correct
Answer
Interface
Your Answer Interface
Multiple Choice Single Answer
Question In use case model , store clerk , shop manager , vendor and purchase manager
are
Correct
Answer
Actors
Your Answer Actors
Select The Blank
Question A ________is a declaration that a pointer to a base class is to be treated as a
pointer to a derived class.
Correct
Answer
Down cast
Your Answer Down cast
Multiple Choice Multiple Answer
Question A simple and single object on its own does not achieve anything unless it is
triggered into action by the following from other object or method.
Correct
Answer
Stimulus , Signal , Message
Your Answer Stimulus , Message , Vector
True/False
Question An object may become reusable by accident or by design.
Correct
Answer
True
Your Answer True
Multiple Choice Single Answer
Question Being an individual , different roles in a system performance can be played by :-
Correct
Answer
User
Your Answer User
True/False
Question OO approach saves development time as the object can be reused.
Correct
Answer
True
Your Answer True
Multiple Choice Multiple Answer
Question OOT features three counts namely
Correct
Answer
Reusability , Portability , Interoperability
Your Answer Reusability , Portability , Interoperability
True/False
Question An immutable class is never protected from changing.
Correct
Answer
False
Your Answer False
Multiple Choice Multiple Answer
Question The following are some of the authors who have published methods for analysis
and design of systems based on OO paradigm
Correct
Answer
Coad , Yourdon , Shlaer
Your Answer Coad , Yourdon , Shlaer
Multiple Choice Single Answer
Question One has to identify classes , class relationships , class attributes and class
methods for drawing
Correct
Answer
Static class diagram
Your Answer Entity relationship class diagram
Multiple Choice Single Answer
Question The OO testing is generally based on the techniques of
Correct
Answer
Fault detection
Your Answer Fault detection
Multiple Choice Multiple Answer
Question It is not necessary that the user be a human being. It could be :-
Correct
Answer
Bar code reader , Card swiping machine , ATM system
Your Answer Bar code reader , Card swiping machine , ATM system
Multiple Choice Single Answer
Question Collection of similar datatypes is called as
Correct
Answer
Array
Your Answer Array
Multiple Choice Multiple Answer
Question Consider a Store Transaction System. If the use case diagram of store transaction
system is prepared , the following activities can be taken into consideration.
Correct
Answer
Customer submits requisition for material. , Storekeeper confirms availability of
material and issues the same. , Customer collects the material.
Your Answer Customer submits requisition for material. , Storekeeper confirms availability of
material and issues the same. , Customer collects the material.
Select The Blank
Question The classes are associated with ________ mechanism.
Correct
Answer
Coupling
Your Answer Coupling
True/False
Question DIT is not useful in predicting defect-proneness of a class.
Correct
Answer
False
Your Answer False

Read more »

Posted in: Object Oriented Analysis and Design