This chapter introduces relational and logical operators. It also discusses the use of these operators to write Boolean expressions.
1. Boolean Expressions
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 have been prominent on past AP Computer Science tests.
- Relational Operators (review)
- Logical Operators
- AND Operator
- How to check that a number is in range
- Boolean Expressions
- OR Operator
- Comparison between AND and OR
- NOT Operator
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?
Source: Bradley Kjell, http://programmedlessons.org/Java9/chap18/ch18_01.html
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