This is a video tutorial of AND/OR gate. This video explains how the AND gate and OR gate works. AND gate has two input and one output. the rule of AND gate is when both input are “1”, the output is 1(on). The OR gate also has two input and one output but its rule is different from AND gate. The rule of OR gate is when either input is 1(on), the output is 1(on). In this video also explained about how to make truth table of AND gate and OR gate. Here is the video :