1) When would it be appropriate to use a while loop?

2) What is a sentinel value in terms of loops?

3) What is the difference between a while loop and do while loop?

4) Write a java code that prints out the numbers 1 - 100 using a while loop.

5) How many times will the following code print out the string "Awesome!"

int count1 = 20;

while (count1 >= 0)

{

int count2 = 40;

while (count2 > 20)

{

System.out.println("Awesome!");

count2--;

}

count1--;

}