Which of the following loop executes at least once?

1. for
2. while
3. do-while
4. None of these

Which of the following is an invalid loop?

1. repeat
2. while
3. do-while
4. for

Which of the following is not a jump statement in Java?

1. return
2. jump
3. break
4. continue

How many times will the following code print "Hello"?

for (int i = 1; i <= 5; i++);
{
    System.out.println("Hello");
}

1. 0
2. 1
3. 5
4. 4