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Logic Gates - Technical MCQs

Q1:

A logic circuit whose output is LOW when at least one input is HIGH is a(n) _________ gate.

A NOR

B AND

C NAND

D exclusive-OR gate

ANS:A - NOR

Nor gate is reciprocal of Or gate:

Truth table of nor gate is;
00 1
01 0
10 0
11 0.