OOP Overriding Member Functions Quiz Online Practice Test

1. Which option most accurately describes member function overriding?

Member functions with the same name in both base and derived classes

Member functions with the same name only in the base class

Member functions with the same name only in the derived class

Member functions with the same name but different signatures within the main function

2. Which statement accurately reflects the relationship between inheritance and method overriding?

Inheritance is not needed when implementing overriding

Overriding can be achieved without inheritance

Inheritance is required for method overriding to work

Inheritance is only necessary if multiple functions are involved

3. The correct requirement for function overriding is ______________.

The declarations in the base and derived classes must differ

The declarations in the base and derived classes must be identical

The declarations in the base and derived classes must share at least one argument

The declarations in the base and derived classes must differ by at least one argument

4. Identical declarations in both base and derived classes must include _____________.

Just the same name

Just the same return type and name

Just the same return type and argument list

The same return type, name, and parameter list

5. To access an overridden base class method from a derived class, you use ______________.

The arrow operator

The dot operator

The scope resolution operator

It cannot be accessed once overridden

6. For a function to be overridden, it _____________.

Must be private in the base class

Must not be private in the base class

Must be private in both the derived and base classes

Must not be private in both the derived and base classes

7. Which programming language does not support method overriding implicitly?

C++

Java

Smalltalk

8. In C# __________.

Non-virtual or static methods cannot be overridden

Only non-virtual and static methods can be overridden

Method overriding is not permitted

Overriding can only be implemented using C++ code

9. In Delphi, ___________.

Method overriding occurs implicitly

Method overriding is not supported

Method overriding is achieved using the override directive

Method overriding is achieved using the virtual directive

10. To invoke a base class method from a derived class in Java when function overriding is used, you should use _____________.

The super keyword

The scope resolution operator

The dot operator

The function name in parentheses

11. In Kotlin, for a function to be overridden, it must be ______________.

Private

Open

Sealed

Abstract

12. Abstract functions in a base class _____________.

Are implemented within the same class

Are overridden by definitions in the parent class

Are typically not overridden

Are overridden by implementations in the derived class

13. If virtual functions are declared in the base class, then __________

Derived classes are not required to override them

Derived classes must override these functions

These functions cannot be overridden

All derived classes are required to override these functions

14. Function overriding demonstrates which principle of object-oriented programming?

Inheritance

Abstraction

Polymorphism

Encapsulation

Test Name:	OOP Overriding Member Functions Quiz
Subject Category:	Computer Science
Test Type:	Multiple Choice Questions
Total Score / Questions:	14 / 14
Time Allowed:	10 Min
Who Should Practice this Test:	Students, job seekers, or professionals preparing for competitive exams and interviews.

OOP Overriding Member Functions MCQ Quiz Online Practice Test