Lab, Chapter 7 Lecture 2

Exercises from Chapter 7

 

1. Complete Exercise 5.  Frog and Ladybug:  ______________

 

2. Complete Exercise 10.  Wind-up Penguin:  ______________

 

 

Concept Questions (Short answer)

4. Give at least one significant difference between the way a Loop statement works and the way a While statement works.

 

 

 

5. Why is the While statement considered a conditional loop?

 

 

 

6. Although in some programs a While statement should be infinite, in most programs a While statement should eventually end. How can you make sure that a While statement will eventually end?

 

 

 

7. Is it possible that the block of instructions within a While statement might never be executed at all?  If not, explain why not. If so, give an example.