CHAPTER 12 — Logical Expressions
The IF statements and the DO WHILE statements of the previous
chapters could only ask simple questions,
like COUNT < 10
or HUE >= 16.
Often simple questions like these are not enough.
This chapters discusses ways to ask more complicated questions.
Chapter Topics:
- Relational Expressions (review)
- Logical Expressions
AND Operator in QBasic- Checking that a number is in range
- Syntax of Logical Expressions
- OR Operator in QBasic
- Comparison between
AND and OR
QUESTION 1:
You have decided to bake some cookies
(much cheaper than getting them at the Mall.)
An interesting cookie recipe calls for 4 cups of flour
and 1 cup of sugar.
You look in your supplies and find 3 cups of flour and 2 cups
of sugar.
Can you bake cookies with the supplies that you have?
