Boolean Algebra (AQA A-Level Computer Science): Flashcards
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Developer of Boolean algebra
Developer of Boolean algebra
George Boole (mid-1800s)
Boolean algebra output values
Boolean algebra output values
TRUE (1) or FALSE (0)
AND operation: when is output TRUE?
AND operation: when is output TRUE?
Only when all inputs are TRUE
OR operation: when is output TRUE?
OR operation: when is output TRUE?
When at least one input is TRUE
NOT operation function
NOT operation function
Inverts the input value
NAND operation: when is output TRUE?
NAND operation: when is output TRUE?
When at least one input is FALSE
XOR operation: when is output TRUE?
XOR operation: when is output TRUE?
When exactly one input is TRUE
Truth table purpose
Truth table purpose
Shows output for all possible input combinations
