User- Defined Functions

Question 1

What will happen when we use a void in argument passing?

Answer 1

it will not return the value to the caller.

Question 2

In order to use the round function, we must include the _________ library

Answer 2

cmath library

Question 3

A type of variable inside a function

Answer 3

Local Variables

Question 4

When will we use the function overloading?

Answer 4

When we have multiple functions with the same name but different parameters

Question 5

In C++, the function prototype is also known as _________________________

Answer 5

Function Decleration

Question 6

To execute the codes of function, the user-defined function needs to be __________.

Answer 6

Invoked

Question 7

If the user didn’t supply the user value means, then what value will the function take?

Answer 7

Default Value

Question 8

How many minimum numbers of functions need to be present in a C++ program?

Answer 8

1 function

Question 9

It refers to subprograms or procedure

Answer 9

Function

Question 10

Which of the following is a complete function?

Answer 10

int funct(int x) { return x=x+1; }

Question 11

It is the actual name of the function

Answer 11

Function name

Question 12

Which value will it take when both user and default values are given?

Answer 12

The user value will be taken

Question 13

When our function doesn’t need to return anything, it means that the parameter has a :

Answer 13

Blank space

Question 14

is the ability to create multiple functions of the same name with different implementations.

Answer 14

Function Overloading

Question 15

Where does the default parameter can be placed by the user?

Answer 15

Rightmost

Question 16

How many parameters are there in the function: int add(int a,int b)?

Answer 16

2

Question 17

In C++, variables can be passed to a function by:

Answer 17

all pass by value, reference and pointer are used.