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Boolean Representations Flashcards
OCR GCSE J277 Computer Science specification
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Binary
A number system that uses only two values: 0 and 1.
Bit
The smallest unit of data in computing, representing a binary value of 0 or 1.
Truth Table
A table used to show all possible input combinations and their corresponding outputs for a logic gate or Boolean expression.
AND Gate
A logic gate that outputs 1 only if both inputs are 1.
OR Gate
A logic gate that outputs 1 if at least one input is 1.
NOT Gate
A logic gate that outputs the opposite of the input (1 becomes 0, and 0 becomes 1).
Boolean Logic
A form of algebra where all values are either true (1) or false (0).
Logic Diagram
A visual representation of a Boolean expression using logic gate symbols.
Combining Logic Gates
Using multiple logic gates together to create complex Boolean expressions.
Boolean Expression
A mathematical statement that uses Boolean operators (AND, OR, NOT) to represent logic.

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