Welcome to the Functions in C++ MCQs Page

Dive deep into the fascinating world of Functions in C++ with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Functions in C++, a crucial aspect of Object Oriented Programming Using C++. In this section, you will encounter a diverse range of MCQs that cover various aspects of Functions in C++, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Object Oriented Programming Using C++.

Check out the MCQs below to embark on an enriching journey through Functions in C++. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Object Oriented Programming Using C++.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Functions in C++. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Functions in C++ MCQs | Page 27 of 30

Explore more Topics under Object Oriented Programming Using C++

01

Basics of C++ Programming

02

Data Types in C++

03

Pointers,Arrays and Structures in C++

04

Namespaces and Exceptions in C++

05

Classes and Operator Overloading in C++

06

Derived Classes,Templates and Exception Handling in C++

07

Class Hierarchies,Library and Containers

08

Objects and Iterators in C++

09

Strings,Streams and Numerics in C++

Q261.

A function that need no return value, is called

Infinite function

Finite function

Void function

All of them

Discuss

Answer: (c).Void function

Q262.

An identifier's scope is

When that identifier exists in memory

Where the identifier can be referenced in a program

Where the identifier is used multiply

All of them

Discuss

Answer: (b).Where the identifier can be referenced in a program

Q263.

The standard C library file < stdlib.h> is used for

Declares a utility function

Declares a mathematical function

Declares time function

Declares date function

Discuss

Answer: (a).Declares a utility function

Q264.

Not initializing a reference variable will cause

A syntax error

Termination of program

Overloading

Nothing

Discuss

Answer: (a).A syntax error

Q265.

In which circumstances the recursion function is called?

To solve a problem

For calling maths function

To calling input and output stream

All of them

Discuss

Answer: (a).To solve a problem

Q266.

Like swap ( ) function if we want to change the value of actual parameter, we must call parameters

By value

By reference

Outside the function

None of them

Discuss

Answer: (b).By reference

Q267.

The default return type for every function is

Int

Char

Float

String

Discuss

Answer: (a).Int

Q268.

A program that tells the compiler the name of the function, the type of function, and about the function parameters

Function prototype

Void function

stdio file

None of them

Discuss

Answer: (a).Function prototype

Q269.

Why a parameter that is passed by value is referred as read only?

Because parameters are passed outside the function

Because parameters cannot be changed in pass by value method

Because parameters changes its type to another type in call by value method

All of them

Discuss

Answer: (b).Because parameters cannot be changed in pass by value method

Q270.

Which from the following is not a maths function?

exp ( )

time ( )

log ( )

pow ( )

Discuss

Answer: (b).time ( )

Page 27 of 30

Welcome to the Functions in C++ MCQs Page

Functions in C++ MCQs | Page 27 of 30

Explore more Topics under Object Oriented Programming Using C++

Basics of C++ Programming

Data Types in C++

Pointers,Arrays and Structures in C++

Namespaces and Exceptions in C++

Classes and Operator Overloading in C++

Derived Classes,Templates and Exception Handling in C++

Class Hierarchies,Library and Containers

Objects and Iterators in C++

Strings,Streams and Numerics in C++

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