Unit 3 MCQS - C

What is the default return type if it is not specified in function definition?

• void

• int

• float

• double

Which is not a correct function declaration?

• intfunct(char x, char y);

• double funct(x)

• void funct();

• char x();

In C, function parameters are always

• Pass by value

• Pass by reference

• Passed by value result

• pass by parameter

Arguments passed to a function in C language are called

• Formal arguments

• Actual arguments

• Definite arguments

• Ideal arguments

Identify the correct statement

• The body of a function should have only one return statement.

• Function can return only one value in call by value environment.

• Function can return multiple values.

• Function cannot return multiple values.

Find the output void show(); void main() { show(); printf("WORLD "); } void show() { printf("HELLO "); }

• WORLD HELLO

• HELLO WORLD

• WORLD

• Error

In C, what is the meaning of following function prototype with empty parameter list

• Function can only be called without any parameter

• Function can be called with any number of parameters of any types

• Function can be called with any number of integer parameters.

• Function can be called with one integer parameter.

Choose correct statement about Functions in C Language.

• A Function is a group of c statements which can be reused any number of times

• Every Function has a return type

• Every Function may or may not return a value

• All the above

A function which calls itself is called a function.

• Self Function

• Auto Function

• Recursive Function

• Static Function

What are the types of functions in C Language?

• Library Functions

• User Defined Functions

• Both Library and User Defined

• Call Defined Function