functions

What is a function in C?

• A block of code that performs a specific task

• A data structure used to store values
  

• A type of variable

• A loop that repeats certain actions

Which of the following is the correct syntax to call a function in C?

• call function_name;
  

• function_name();

• call function_name();

• function_name[];

How do you declare a function prototype in C?

• function_name();

• void function_name;

• return_type function_name(parameter_list);

• function_name(parameter_list)

#include <stdio.h>

void greet() {

printf("Hello, World!\n");

}

int main() {

greet();

return 0;

}

• Hello, World!

• Error

• NULL

• 0

What is the default return type of a function in C if not specified?

• int

• void

• char

• float

Which of the following functions is not a standard library function in C?

A)
B)
C)
D)

• printf()

• scanf()

• print()

• strlen()

How do you pass an argument to a function in C?

• Using a variable

• Using a pointer

• Using a function call

• Both A and B

What is recursion in C programming?

• A function that calls another function

• A loop inside a function

• A function that calls itself

• A function without parameters

int getNumber() {

return 5;

}

int main() {

int num = getNumber();

printf("%d", num);

return 0;

}

• No Arguments, No Return Value
  

• With Arguments, With Return Value

• No Arguments, With Return Value

• With Arguments, No Return Value

Which of the following is a function with no arguments and no return value?

• void show()

• int show()

• void show(int a)

• int show(int a)