OOP Polymorphism Quiz online Practice Test

1. Which statement best defines polymorphism?

The capability of processing a message/data in multiple forms

The ability to process a message/data in a single form

The ability to process multiple messages/data in one way

The ability to process undefined messages/data in at least one way

2. What are languages called that support classes but not polymorphism?

Class-based languages

Procedure-oriented languages

Object-based languages

If classes are supported, polymorphism will always be supported

3. Which language supports classes but not polymorphism?

Smalltalk

Java

C++

Ada

4. What is it called when the same message is sent to objects of different classes, and each responds uniquely?

Inheritance

Overloading

Polymorphism

Overriding

5. Which type of function exemplifies polymorphism?

Inline function

Virtual function

Undefined functions

Class member functions

6. When using an abstract class or function overloading, which function is called first?

Local function

Function with highest priority in the compiler

Global function

Function with lowest priority, as it might have been halted for a long time

7. Which of the following cannot be utilized for polymorphism?

Static member functions

Member function overloading

Predefined operator overloading

Constructor overloading

8. Which of the following can demonstrate polymorphism?

Overloading ||

Overloading +=

Overloading <<

Overloading &&

9. Which statement about polymorphism is not true?

It is a feature of OOP

It enhances readability of the program

It aids in redefining the same functionality

It always increases the overhead of function definition

10. What issue might occur when using abstract class functions for polymorphism?

All classes become abstract classes

Derived classes must be abstract

All derived classes must implement the undefined functions

Derived classes can't redefine the function

Test Name:	OOP Polymorphism Quiz
Subject Category:	Computer Science
Test Type:	Multiple Choice Questions
Total Score / Questions:	10 / 10
Time Allowed:	10 Min
Who Should Practice this Test:	Students, job seekers, or professionals preparing for competitive exams and interviews.

OOP Polymorphism MCQ Quiz online Practice Test