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revised: 10/01/98, 12/09/99, 01/20/00, 01/14/06, 06/04/06, 10/08/08, 06/13/14

CHAPTER 14 — Boolean Expressions

Chapter Topics:

The if statements of the previous chapters asked simple true/false questions (boolean expressions) such as count<10. Often simple boolean expressions are not enough. This chapter discusses more complicated boolean expressions.

Boolean expressions have been prominent on past AP Computer Science tests.


You have decided to bake some cookies (much cheaper than buying them at the Mall).

An interesting cookie recipe calls for 4 cups of flour and 2 cups of sugar. You look in your pantry and find 3 cups of flour and 2 cups of sugar.

Can you bake cookies with what you have?