unit 4 : loops

Which of the following is not a loop structure in C?

• for

• do while

• while

• switch

How many times will the following loop run?

int i = 1;

while(i <= 5) {

printf("%d ", i);

i++;

}

• 1

• 2

• 5

• 4

Which loop is best when the number of iterations is known?

• for

• while

• do while

• for each

Which of the following is not an infinite loop?

• for(;1;)

• while(1)

• do {} while(1);

• for(i = 0; i < 10; i++)

What does the break statement do in a loop?

• Skips one iteration

• Terminates the loop

• Goes to next loop

• None

What is the use of continue statement?

• Exit the loop

• Repeat the loop entirely

• Skip rest of the code and continue to next iteration

• Stop the program

Which keyword transfers control to a labeled statement?

• goto

• break

• continue

• switch