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Logic Gates
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Computers are made using electrical circuits, which have only two states on or off. This is represented using binary as 0 or 1 or True or False. Logic gates take binary inputs and out put 0 or 1 or True and False.
Below are four different logic gates which are used in both computers and electronics. Each of these logic gates has a truth table which shows what the outputs will be for different inputs.
You can combine Logic gates to produce a Logic circuit diagram.
Click in the resource bar on the 'Logic Simulator' to answer the question below
Complete the following using the Logic Simulator:
Complete the following truth tables
Click here for some more puzzles
AQA Computer Science Tutor
Truth Tables
Logic Simulator
Boolean Algebra