An OR Gate looks like this ...

If both Inputs are TRUE, the Output will be TRUE.

If one of the Inputs is TRUE, the Output will be TRUE.

If both Inputs and FALSE, the Output will be FALSE.

This short video will show you how an OR Gate works.

Have a go at creating this logic diagram using the Logic.ly web site.

  Logic.ly

Test your knowledge of Logic Gates.

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  OR Gate Example