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8.2: While-Loop Drill Exercises

Difficulty Level: At Grade Created by: CK-12

Exercise 1

How many times will this loop print 'Hello World'?

n = 10;
while n > 0
disp('Hello World')
n = n - 1;
end

Exercise 2

How many times will this loop print 'Hello World'?

n = 1;
while n > 0
disp('Hello World')
n = n + 1;
end

Exercise 3

What values will the following code print?

a = 1
while a < 100
a = a * 2
end

Exercise 4

What values will the following code print?

a = 1;
n = 1;
while a < 100
a = a * n
n = n + 1;
end

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Date Created:
Feb 23, 2012
Last Modified:
Apr 13, 2016
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