KS3 Computing/Logic/OR

< KS3 Computing | Logic

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With the Boolean operator 'OR', the result Q is TRUE when at least one of its inputs are true. So the result is TRUE when either A is true, or B is true, or both are true. The result is FALSE when both A and B are false.

The OR logic symbol for use in diagrams

OR - True when one or more input is true

A OR B

A	B	A OR B
true	true	true
true	false	true
false	true	true
false	false	false

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