Loops

Question 1

What is a definite loop?

Answer 1

You know the exact amount of times you will need to repeat the statements.

Question 2

What are the three common loop structures?

Answer 2

FOR
While-do
Repeat Until

Question 3

Which loop can never be an indefinite loop?

Answer 3

The FOR loop can never be an indefinite loop.

Question 4

What is the structure of a loop?

Answer 4

Initialization
Loop Header
Loop Statements
Conclusion

Question 5

How do you start and end a FOR loop?

Answer 5

You begin with: FOR
You end with: END FOR

Question 6

What is the repeat until loop?

Answer 6

The repeat until loop tests a condition at the end of the loop.

Statements in a loop will always be executed at least once.

The repeat until loop is repeating until something becomes true.

Question 7

What is the While-Do loop?

Answer 7

The While-Do executes a condition until it becomes false.

Question 8

What is the value called that will trigger the loop to stop.

Answer 8

It is called a terminating or sentinel value.

While variable <> sentinel value Do.