Definitions for "Boolean expression"
an expression for which the results are either true or false (e.g. "and" / "or" expressions).
An expression that contains operators and operands and results in a value that is either "True" or "False".
A type of expression which combines keywords to create complex logical expressions. Keywords such as "and" "or" and "not".e.g.: class = 'a' or 'b'
a string containing one or more "words" joined together with "and", "or", "not", or parenthesis
a sequence of zeros, ones, and literals separated by boolean operators
a three-part clause that consists of two items to be compared, separated by a comparison operator