The time variation of inputs a,b,c,d and output x is shown. Identify the logic gate. Image
Physics · semiconductor
JEE Mains 2016

Question

The time variation of inputs a,b,c,d and output x is shown. Identify the logic gate. Image

G1 Physics · Accepted Answer

Compare the output waveform with the input states. The output becomes 1 whenever at least one input condition demanded by the source timing diagram is satisfied, matching an OR gate. Correct answer: D.