Java Oops Concepts MCQs (PDF Download)

The best method to succeed in any departmental exam is to read MCQs. The Java Oops Concepts MCQs are extremely helpful in preparing for any competitive exam. Once you read the Java Oops Concepts MCQs deeply, you can boost your ability in any upcoming exam.

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To make this article useful for you, I have provided you with Java Oops MCQs in Pdf, which are very crucial in getting a good job in a department of your choice.

Java Oops Concepts MCQs (PDF Download)

Q. Which of the following languages was the first to be developed as a purely object programming language?

SmallTalk

C++

Kotlin

Java


Q. Who came up with object-oriented programming?

Adele Goldberg

Dennis Ritchie

Alan Kay

Andrea Ferro


Q. Which of the following does not constitute an OOPS concept?

Encapsulation

Polymorphism

Exception

Abstraction


Q. Which OOPS feature described code reusability?

Abstraction

Encapsulation

Polymorphism

Inheritance


Q. Which of the following languages allows for polymorphism but not classes?

C++ programming language

Java programming language

Ada programming language

C# programming language


Q. Which of the following characteristics does not appear in the general definition of OOPS?

Modularity

Efficient Code

Code reusability

Duplicate or Redundant Data


Q. Which OOPS feature distinguishes one class from another?Inheritance

Data hiding

Encapsulation

Polymorphism


Q. What is the name of the programming language that does not support all four types of inheritance?

Smalltalk

Kotlin

Java

C++


Q. A single OOPS program contains __ classes?

Only 1

Only 999

Only 100

Any number


Q. Which of the following operators can be used to demonstrate the feature of polymorphism?

Overloading <<

Overloading &&

Overloading | |

Overloading +=


Q. Which two aspects of object-oriented programming are identical?

Abstraction and Polymorphism features are the same

Inheritance and Encapsulation features are the same

Encapsulation and Polymorphism features are the same

Encapsulation and Abstraction


Q. The C++ programming language requires which header file to use the OOPS concept?

stdio.h

iostream.h

stdlib.h

easily use the OOPS concepts in c++ programs without using any header file.

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