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Computer Science IGCSEPDF 132
142 pagesrevision 46930
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Logic Gates:
Theyarethe fundamental building blocks of all digital circuits, performing Boolean logic
operations on one or more binary inputs to produce a single binary output.
AND
NOT
The onlysingleinput gate
Expression
Symbol
Function
Returns the opposite of
the inputted value.
Input
1
0
Truth Table
Output
0
1
NOT A