A:-DDL
B:-DML
C:-DCL
D:-all of these
Correct Answer:- Option-B
Question51:-Which of the following is NOT related to OOP?
A:-Encapsulation
-Data Abstraction
C:-Data Hiding
D:-Data Dictionary
Correct Answer:- Option-D
Question52:-In a class defined using an Object Oriented Programming language:
A:-All data and functions should be public to maximise flexibility and ease of use
B:-Nearly all data should be private and most functions should be public
C:-Nearly all data should be public and most functions should be private
D:-All data must be private, but functions are neither private nor public
Correct Answer:- Option-B
Question53:-Which among the following is an Object-Oriented Programming language?
۸۷8۵
imula 67
C:-Smalltalk
D:-All the above
Correct Answer:- Option-D
Question54:-___ are the basic run times entities in an object-oriented system.
A:-Objects
B:-Classes
C:-Functions
D:-All the above
Correct Answer:- Option-A
Question55:-Operator Overloading
A:-Defines a new meaning to an existing operator
B:-Enables operators to work with objects
C:-Implements polymorphism
D:-All of the above
Correct Answer:- Option-D
Question56:-Virtual function inC++ implements ____
A:-Inheritance
B:-Polymorphism
C:-Data hiding
D:-None of the above
Correct Answer:- Option-B
Question57:-Multiple inheritance can be achieved in Java using ____
A:-Applets
B:-Serviets
C:-Interface
D:-Swing
Correct Answer:- Option-C
Question58:-Which of the following statements is TRUE about constructors?
A:-Constructors are automatically invoked when objects of the class are created
B:-Constructors can be overloaded
C:-The return type of constructors is void ( )
D:-Both (A) and (B)
Correct Answer:- Option-D
Question59:-Wrapping up of data and associated functions into one single unit is called
A:-Abstraction
B:-Encapsulation
C:-Data Hiding
D:-Polymorphism
Correct Answer:- Option-B