Question 1

Which of these are the heuristics

Accepted Answer

A)  name classes, attributes, and roles with noun phrases
B)  name operations and associations with verb phrases
C)  stick to binary associations
D)  all of the mentioned D

Question 2

Object that collects data on request rather than autonomously is known as

Accepted Answer

A)  active object
B)  passive object
C)  multiple instance
D)  none of the mentioned B

Question 3

Which of the following describes"Is-a-Relationship"

Accepted Answer

A)  aggregation
B)  inheritance
C)  dependency
D)  all of the mentioned B

Question 4

What among these is true

Accepted Answer

A)  associations may also correspond to relation between instances of three or more classes
B)  association lines may be unlabeled or they may show association name
C)  all of the mentioned
D)  none of the mentioned

Question 5

Objects are executed

Accepted Answer

A)  sequentially
B)  in parallel
C)  sequentially & parallel
D)  none of the mentioned

Question 6

Which of the following is a mechanism that allows several objects in an class hierarchy to have different methods with the same name

Accepted Answer

A)  aggregation
B)  polymorphism
C)  inheritance
D)  all of the mentioned

Question 7

An object symbol is divided into what parts

Accepted Answer

A)  top compartment
B)  bottom compartment
C)  all of the mentioned
D)  none of the mentioned

Question 8

How is generalization implemented in Object Oriented programming languages

Accepted Answer

A)  inheritance
B)  polymorphism
C)  encapsulation
D)  abstract classes

Question 9

In Unified Modeling Language, diagrams which captures system static structure and provide foundation for other models is called

Accepted Answer

A)  deployment diagrams
B)  class diagrams
C)  component diagrams
D)  object diagrams

Exam 4: Object-Oriented Programming: Concepts, Relationships, and Design