LIST OF ATTEMPTED QUESTIONS AND ANSWERS
True/False
Question In the process of rationalising 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
Select The Blank
Question ________ provide initialization of an object created from the class.
Correct Answer Constructors
Your Answer Constructors
Multiple Choice Single Answer
Question The term 'SRS' in context of OAA stands for
Correct Answer System Requirements Specifications
Your Answer System Requirements Specifications
Multiple Choice Multiple Answer
Question The following criteria accepted by O2 , Objectivity , ObjectStore and Versant :-
Correct Answer Single-user, single-tasking environment , Single-user, multi-tasking environment , Multi-user
environment
Your Answer Single-user, single-tasking environment , Single-user, multi-tasking environment , Multi-user
environment
Multiple Choice Multiple Answer
Question Access to other OODBMS comprises of :-
Correct Answer Read data resident in other OODB , Modify data resident in other OODB , Read data
resident on RDBMS
Your Answer Read data resident in other OODB , Modify data resident in other OODB , Read data
resident on RDBMS
Select The Blank
Question A class is the________ for an object.
Correct Answer Template
Your Answer Template
Multiple Choice Multiple Answer
Question The subsystem packages are built by the help of following parameters :-
Correct Answer Classes , Associates , Aggregation
Your Answer Classes , Associates , Aggregation
Select The Blank
Question The ________ only adds description but may not change properties or methods.
Correct Answer Adjective
Your Answer Adjective
Multiple Choice Multiple Answer
Question All OODBMS products namely O2 , Objectivity , ObjectStore and Versant support application
programming in following languages.
Correct Answer C++ , JAVA , SMALLTALK
Your Answer C++ , JAVA , SMALLTALK
Multiple Choice Single Answer
Question A role is nothing but a particular set of properties associated with the :-
Correct Answer Class
Your Answer Class
True/False
Question Classification of objects into different classes on basis of properties and methods
discriminates one group of objects from other.
Correct Answer True
Your Answer True
Select The Blank
Question The methods used to have to perform on demand be put in ________ to enable
implementation of the method.
Correct Answer Algorithms
Your Answer Algorithms
True/False
Question A state chart diagram shows method of execution on receipt of message and activities used
in the method.
Correct Answer True
Your Answer True
True/False
Question Once class is defined we can create limited number of objects belonging to that class.
Correct Answer False
Your Answer False
Select The Blank
Question Proximity switch Sensors and UPS are devices that help to perform applications. These are
________ and class.
Correct Answer Tangible entiry pattern
Your Answer Tangible entiry pattern
True/False
Question The number of messages incoming and outgoing remain minimum if classes are simple,
have a single goal and if the association characteristics are clear and well defined.
Correct Answer True
Your Answer True
Select The Blank
Question ________models one or more roles that a user or a system interacting the system can play.
Correct Answer Actor
Your Answer Actor
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 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 OOT application in system development begins with OO analysis, OO design, OO
programming , OO testing and system implementation.
Correct Answer True
Your Answer True
Multiple Choice Multiple Answer
Question Database of the following parameters can be created :-
Correct Answer DVD title database , Member database , Staff database
Your Answer DVD title database , Member database , Staff database
Multiple Choice Multiple Answer
Question The criteria that supports OODBMS (O2, Objectivity, Object Store and Versent ) are as
follows :-
Correct Answer OQL , ODMG C++ binding , Smalltalk binding
Your Answer OQL , ODMG C++ binding , Smalltalk binding
Multiple Choice Single Answer
Question The fields such as name, address, telephone no etc will be identical in all membership
registration forms. This can be referred to as :-
Correct Answer Inheritance
Your Answer Inheritance
True/False
Question Objects at location should be able to refer to objects at another location.
Correct Answer True
Your Answer True
Multiple Choice Single Answer
Question The data that has no value once the process that creates it is no more in existence, is called
Correct Answer Transient data
Your Answer Transient data
Select The Blank
Question When the methods are identified and programmed, they need to be activated through
________ from one class to other.
Correct Answer Messages
Your Answer Vectors
Multiple Choice Multiple Answer
Question Traditional approach for collecting DVD titles from rack are :-
Correct Answer Member gives list to clerk , Clerk picks up titles mentioned in the list one by one , The picked
items are tick marked and items not available are cross marked in the list
Your Answer Member gives list to clerk , Clerk picks up titles mentioned in the list one by one , The picked
items are tick marked and items not available are cross marked in the list
Select The Blank
Question ________ needs use case analysis from the viewpoint of identifying those business class
that need human interaction.
Correct Answer Identification
Your Answer Identification
Multiple Choice Multiple Answer
Question The following features are supported by OODBMS products viz O2 , Objectivity , ObjectStore
and Versant :-
Correct Answer SUN OS , AIX , MS Windows
Your Answer SUN OS , AIX , MS Windows
True/False
Question A common example of multithreading is the user interface. By using threads, a user can click
a button and get a quick response rather than waiting until the program finishes its current
task.
Correct Answer True
Your Answer True
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 False
Multiple Choice Single Answer
Question The purpose of declaring 'private' is :-
Correct Answer Data hiding from accidental changes
Your Answer Data hiding from accidental changes
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 The unified approach [ UA ] is used to build
Correct Answer Object Oriented system
Your Answer Object Oriented system
Select The Blank
Question The manager ________ manages an application’s data needs by mapping data
requirements to data source in the database.
Correct Answer ODBC driver
Your Answer ODBC driver
Multiple Choice Multiple Answer
Question The contents of DVD return slip form are as follows :-
Correct Answer Member ID , Contact phone number , Feedback on DVD
Your Answer Member ID , Contact phone number , Feedback on DVD
Multiple Choice Single Answer
Question When the method is chosen and performed on the data, the object status changes. The
static object assumes :-
Correct Answer Dynamic state
Your Answer Dynamic state
Multiple Choice Single Answer
Question Concurrency control and synchronisation of different processes is achieved by using :-
Correct Answer Locks
Your Answer Locks
Select The Blank
Question ________model is based on actors and use cases.
Correct Answer Use case
Your Answer Use case
Multiple Choice Single Answer
Question The records such as name, ID No will be different for each member in all membership
registration forms. This can be referred to as :-
Correct Answer Polymorphism
Your Answer Polymorphism
True/False
Question We must ensure in refining process that the class has a single value attributes and reference
attributes to other objects.
Correct Answer True
Your Answer True
Multiple Choice Multiple Answer
Question The DVD reservation slip has following columns :-
Correct Answer From date , To date , Duration
Your Answer From date , To date , Duration
Multiple Choice Multiple Answer
Question Most of the applications have a three tier layered architecture. The three tier layers are :-
Correct Answer Server , Application , Client
Your Answer Server , Application , Client
Multiple Choice Multiple Answer
Question In formulating algorithms we take help of :-
Correct Answer Activity diagrams , Class properties , Associated classes
Your Answer Activity diagrams , Class properties , Associated classes
Multiple Choice Single Answer
Question A representation of interaction between user and the system is given by :
Correct Answer Use case
Your Answer Use case
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
Land Place class Place class
PC, printer, telephone Tangible and device class Tangible and device class
Reversation office Organisation class Organisation class
Counter clerks People class People class
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