Control structures
9. How does a sequence differ from an iteration?
10. What is the difference between a WHILE iteration and a DO/WHILE iteration?
11. Mary writes some code to iterate over a set of data. It runs exactly once, but no conditions have been met. What types of iterations could Mary have written?
12. State the values that will be returned or displayed in the following examples of pseudocode:
a.
a ← 4
b ← 2
c ← 3
IF (a > c) OR (b > c) THEN
RETURN True
ELSE
RETURN False
ENDIF
b.
age ← 10
If age < 10 Then
RETURN "Child"
ELSEIF age < 18 THEN
RETURN "Teenager"
ELSE
RETURN "Adult"
ENDIF