+A **Boolean variable** is a concept in [computer science](/wiki/computer_science) capable of holding only two possible values: true or false. It forms the binary foundation of [Boolean logic](/wiki/boolean_logic), crucial for decision-making within digital systems.
+## See also
+- [Logic Gate](/wiki/logic_gate)
+- [Data Type](/wiki/data_type)
+- [Truth Value](/wiki/truth_value)
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