CS1010 Lab 03

Which of the following assertions is true when the loop terminates?

• { x == -1 }

• { x <= -1 }

• { x == n }

• { x > 0 }

What can be asserted at Line A?

• { y == (x - 2) * (x - 2) }

• { y == x * x }

• { y == (x + 2) * (x + 2) }

• { y == x * x - 4 }

What will be the output of the following code?

• 1 2 3

• 1 2

• 2 3

• 1 2 3 4

What is the output of the following code snippet?

• 5 4 3 2 1 0

• 5 4 3 2 1

• 4 3 2 1 0

• 4 3 2 1

What is the output of the following code?

• 121212

• 123123

• 123123123

• 1212

What is the value of sum after the loop?

• 18

• 10

• 12

• 14

What will be the output of the following code?

• 1 2 3 4

• 1 3

• 2 4

• 1 2 3

How many times will i be printed? (-1 if you think the loop iterates forever)

• 9

• 0

• 10

• -1

What will happen if the following code is executed?

• The loop will print 0 1 2 3 4 and then terminate.

• The loop will print 0 and never terminates

• The loop will print 0 1 2 3 4 5 and then terminate.

• The loop will print nothing.

In for statement, if the comparison is FALSE, what happen next?

• execute the code in the loop body.

• exit the loop

• restart the loop

• update the variable's value.