Loop control in C Language - Quiz

In a for loop, which part is optional?

  • A Initialization
  • B Condition
  • C Increment/Decrement
  • D All parts are mandatory

What is the purpose of the "break" statement in a loop?

  • A To end the program
  • B To skip the current iteration
  • C To terminate the loop prematurely
  • D To resume the loop from the next iteration

How many times "atnyla" is get printed? 

#include<stdio.h>
int main()
{
    int x;
    for(x=-1; x<=10; x++)
    {
        if(x < 5)
            continue;
        else
            break;
        printf("atnyla");
    }
    return 0;
}

  • A Infinite times
  • B 11 times
  • C 0 times
  • D 10 times

Which of the following loop control statements is used to skip the current iteration of a loop and continue with the next iteration?
  • A continue
  • B break
  • C exit
  • D return

Which loop control statement is used to exit from the loop and transfer control to the statement immediately after the loop?

  • A break
  • B continue
  • C return
  • D exit

How many times the while loop will get executed if a short int is 2 byte wide? 
 
#include<stdio.h>
int main()
{
    int j=1;
    while(j <= 255)
    {
        printf("%c %d\n", j, j);
        j++;
    }
    return 0;
}

  • A Infinite times
  • B 255 times
  • C 256 times
  • D 254 times

What happens if the loop condition is initially false in a do-while loop?

  • A The loop executes once and terminates
  • B The loop does not execute at all
  • C The loop executes indefinitely
  • D The loop executes but skips the first iteration

Which of the following loop control statements is used to exit from a function or program?
  • A continue
  • B break
  • C exit
  • D return

Which loop in C is used to execute a block of code at least once?

  • A for loop
  • B while loop
  • C do-while loop
  • D if-else loop