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- If a, b, c, d are inputs to a gate and x is its output, then, as per the following time graph, the gate is : Option: 1 NOT<
If a, b, c, d are inputs to a gate and x is its output, then, as per the following time graph, the gate is : 
Option: 1 NOT
Option: 2 AND
Option: 3 OR
Option: 4 NAND
\
Answers (1)
The output of OR gate is 0 when all inputs are 0 and output is 1 when at least one of the input is 1.
Observing output x it is 0 when all inputs are 0 and it is 1 when at least one of the inputs is 1
therefore, the gate is OR
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