Object Oriented Analysis and Design - 14

LIST OF ATTEMPTED QUESTIONS AND ANSWERS

True/False
Question Prototyping not only helps to build a quality design but also
enables the designer to
build the system decremantally.
Correct Answer False
Your Answer True

True/False
Question Isolated objects have no purpose in the system.
Correct Answer True
Your Answer False

Select The Blank
Question Being tangible, the device pattern describes and represents large
number of
________ having very clear tangible specifications.
Correct Answer Objects
Your Answer Functions

Multiple Choice Single Answer
Question In first generation client-server computing , methods/applications
were available to
serve on demand at :-
Correct Answer Server side
Your Answer Client side

Multiple Choice Single Answer
Question The lock that ensures that no other transaction is committed till
the earlier transaction
completes the task is called :-
Correct Answer Read Lock
Your Answer Read Lock

Select The Blank
Question Associations are generally ________.
Correct Answer Bidirectional
Your Answer Multi-directional

True/False
Question In evolutionary model, the management activities are emphasised
with respect to
inception, elaboration, construction & transition.
Correct Answer True
Your Answer True

Multiple Choice Single Answer
Question In the railway transport environment, the same train [ train name,
number etc ] leave
everyday from one station to the other. But in their operations, dates,
drivers,
passengers etc differ every day. This pattern is called :-
Correct Answer Abstraction-Occurrence Pattern
Your Answer Abstraction-Occurrence Pattern

Select The Blank
Question ________ has a role which is performed through well defined tasks.
These tasks are
performed in logical sequence to achieve a system goal.
Correct Answer Actor
Your Answer Actor

Select The Blank
Question The user must have access to both OODB and RDB to manipulate data.
The
developer therefore must develop applications that could source data from
________
databases [ OODB, RDB etc] .
Correct Answer All
Your Answer One of

True/False
Question In design process, classes identified in OOA are revised with a
view of implementing
them in a user environment.
Correct Answer True
Your Answer True

Multiple Choice Single Answer
Question The flow of events which when completed achieves the system goals
as shown by
Correct Answer Use case
Your Answer DFD

Select The Blank
Question Identifying classes is not enough. We must identify ________ of the
class and other
classes.
Correct Answer Dependencies
Your Answer Relation

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 method for industrial development of software based on
use-case-driven design
is
Correct Answer OOSE [ Object Oriented Software Engineering ]
Your Answer OOSE [ Object Oriented Software Engineering ]

Multiple Choice Single Answer
Question If cohesion between two objects is of very high degree , then
coupling
Correct Answer Comes down
Your Answer Goes up

Multiple Choice Multiple Answer
Question In context of transactions, OODBMS :-
Correct Answer Handle nested transactions , Supports MROW , Supports long
transactions
Your Answer Handle nested transactions , Supports MROW , Supports long
transactions

Multiple Choice Multiple Answer
Question The main function will have following contents in C++
Correct Answer Name of class followed by name of object , Name of object and
method separated by
dot operator. , Variable declaration
Your Answer Name of class followed by name of object , Name of object and
method separated by
dot operator. , Variable declaration

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

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 The contents of DVD reservation slip form are as follows :-
Correct Answer Choice of delivery [ home or self-collection ] , e-mail
address of member , Mobile
phone number of member
Your Answer Choice of delivery [ home or self-collection ] , e-mail address
of member , Mobile
phone number of member

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 has members. Class has objects.

Multiple Choice Multiple Answer
Question In Railway Reservation and Ticketing system, the objects [ business
class ] that
collaborate are as follows :-
Correct Answer Counter clerk , Reservation form , Ticket menu
Your Answer Counter clerk , Reservation form , Ticket menu

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 Single Answer
Question An outcome of use case for which actor works is named as :-
Correct Answer Mesaurable value
Your Answer Mesaurable value

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

Match The Following
Question Correct Answer Your Answer
Standard procedure Method Method
Table Scheme representing complex
relationships between entities
Scheme representing complex
relationships between entities
Column Refers datatype and name Refers datatype and name
Row Refers data for single entry Refers data for single entry

Multiple Choice Single Answer
Question .
Correct Answer Very low
Your Answer High

Multiple Choice Multiple Answer
Question All OODBMS products namely O2, Objectivity, Object Store and
Versant support
following DBMS criteria :-
Correct Answer User defined datatype , Is_a relationship , Part_of
relationship
Your Answer User defined datatype , Is_a relationship , Pointer arithmetic

Multiple Choice Multiple Answer
Question The following are the columns to be filled in DVD reservation slip
:-
Correct Answer Name [ title ] , DVD ID , Required date
Your Answer Name [ title ] , DVD ID , Required date

Multiple Choice Multiple Answer
Question OODBMS can work on following Operating systems on server :-
Correct Answer MS Windows , OS/2 , Sun OS
Your Answer MS Windows , OS/2 , Sun OS

Select The Blank
Question In design phase ________ diagrams are refined to add more details
with attributes
and methods for implementation.
Correct Answer Class
Your Answer Class

Multiple Choice Multiple Answer
Question Various database packages are :-
Correct Answer Oracle , Sibase , SAP
Your Answer Oracle , Sibase , Basic

Select The Blank
Question Booch emphasises development of mechanisms with ________ model.
Correct Answer Data
Your Answer Logical

True/False
Question The associations irrelevant to the needs of methods execution are
found.
Correct Answer False
Your Answer False

Multiple Choice Single Answer
Question In a student hostel, rooms, room number and contents are same year
after year but
students who occupy room are different year. This pattern is called :-
Correct Answer Abstraction-Occurrence Pattern
Your Answer Abstraction-Occurrence Pattern

Multiple Choice Single Answer
Question In sequence diagram, the horizontal arrowhead line shows
Correct Answer Message 'from- to'
Your Answer Message 'from- to'

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 Object

True/False
Question Prototyping is a tool to test the design of system
Correct Answer True
Your Answer True

True/False
Question If an algorithm having single result is provided with well defined
pre and post
conditions, it becomes very simple.
Correct Answer True
Your Answer True

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

Select The Blank
Question The ________ may have two or more constructors.
Correct Answer Class
Your Answer Class

Match The Following
Question Correct Answer Your Answer
Class: Railway Methods : Reserve Ticket (), cancel
Ticket ()
Methods : Reserve Ticket (), cancel
Ticket ()
Class : Passenger Attributes : name , age , sex Attributes : name , age ,
sex
Class : Booking clerk Attributes : Name , employee ID Attributes : Name ,
employee ID
Class: train Attributes : Train name , Train
number
Attributes : Train name , Train
number

Select The Blank
Question A product is considered ________ if it is significantly less
expensive to adopt on new
hardware or platform.
Correct Answer Portable
Your Answer Portable

Select The Blank
Question The most widely used OOPL is ________
Correct Answer C++
Your Answer C++

True/False
Question More use classes may not necessarily bring better understanding or
more clarity.
Correct Answer False
Your Answer True

Multiple Choice Single Answer
Question Open Software Bus provides a platform for objects components to
operate across the
networks and on different :-
Correct Answer Operating systems
Your Answer Programming languages