Section 7.14 Vocabulary
- boolean:
- relational operator:
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An operator that compares two values and produces a
booleanindicating the relationship between them. - conditional statement:
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A statement that uses a condition to determine which statements to execute.
- block:
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A sequence of statements, surrounded by braces, that generally runs as the result of a condition.
- branch:
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One of the alternative blocks after a conditional statement. For example, an
if-elsestatement has two branches. - chaining:
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A way of joining several conditional statements in sequence.
- nesting:
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Putting a conditional statement inside one or both branches of another conditional statement.
- logical operator:
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An operator that combines boolean values and produces a boolean value.
- short circuit:
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A way of evaluating logical operators that evaluates the second operand only if necessary.
- De Morgan’s laws:
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Mathematical rules that show how to negate a logical expression.
- flag:
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A variable (usually
boolean) that represents a condition or status. - validate:
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To confirm that an input value is of the correct type and within the expected range.
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