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QUIZ ON : JAVA - OBJECT ORIENTED PROGRAMMING
OBJECT ORIENTED PROGRAMMING
00:00:00
English
Hindi
Question No# :
01
out of 20
Java is an example of Object Oriented Language.
A.
TRUE
B.
FALSE
Question No# :
02
out of 20
Following concept can be used for encapsulation in java programs
A.
Wrapping data fields with methods
B.
Hiding data and internal methods using access modifiers in a class
C.
Using Interfaces
D.
All of the above
Question No# :
03
out of 20
Which among the following is a valid object name?
A.
obj1
B.
1obj
C.
Obj 1
D.
Obj#1
Question No# :
04
out of 20
Which among the following modifier is used in a ‘class’?
A.
public
B.
default
C.
Both a and b
D.
None of these
Question No# :
05
out of 20
Runtime polymorphism feature in java is
A.
method overriding
B.
method overloading
C.
constructor overloading
D.
operator overloading
Question No# :
06
out of 20
Hiding the complexity and giving a simple interface is called Inheritance.
A.
TRUE
B.
FALSE
Question No# :
07
out of 20
Polymorphism types in Java is/are
A.
Compile time
B.
Run time
C.
Both
D.
None
Question No# :
08
out of 20
Java object oriented programming concepts is/are
A.
Encapsulation
B.
Inheritance
C.
polymorphism
D.
All of the above
Question No# :
09
out of 20
What is the ability of an object to take on many forms called?
A.
Polymorphism
B.
Encapsulation
C.
Abstraction
D.
Inheritance
Question No# :
10
out of 20
Exposing only necessary information to clients ( main programs, classes) is known as
A.
Abstraction
B.
Encapsulation
C.
Data hiding
D.
Hiding complexity
Question No# :
11
out of 20
What is meant by state of an object?
A.
Functions of the object
B.
Data Members of the object
C.
Content of an object
D.
All of these
Question No# :
12
out of 20
Name the programming technique that specifies a series of well-structured steps and procedures within its programming context to compose a program.
A.
Procedure Oriented Programming
B.
Modular Programming
C.
Object Oriented Programming
D.
None of these
Question No# :
13
out of 20
An object is called a class factory
A.
TRUE
B.
FALSE
Question No# :
14
out of 20
A class is an instance of an object
A.
TRUE
B.
FALSE
Question No# :
15
out of 20
Data members in a class is used to represent the characteristic of an object
A.
TRUE
B.
FALSE
Question No# :
16
out of 20
What is the term that is used to represent hierarchical relationship of generalization?
A.
Polymorphism
B.
Encapsulation
C.
Abstraction
D.
Inheritance
Question No# :
17
out of 20
Which among the following is a valid class name?
A.
Simple Interest
B.
SimpleInterest
C.
1SimpleInterest
D.
Simple@Interest
Question No# :
18
out of 20
Procedure Oriented Language follows top down approach.
A.
TRUE
B.
FALSE
Question No# :
19
out of 20
IS-A relationship in java is related to
A.
Inheritance
B.
Encapsulation
C.
Composition
D.
None
Question No# :
20
out of 20
Which of the following is a type of polymorphism in Java?
A.
Compile time polymorphism
B.
Execution time polymorphism
C.
Multiple polymorphism
D.
Multilevel polymorphism
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