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Digital Concepts

Q1: The output of an AND gate is LOW ________.

A when any input is LOW

B when any input is HIGH

C when all inputs are HIGH

D all the time

ANS:B - when any input is LOW

AND gate means A*B.
When,
A=0*B=0.
Answer

0*0=0 when two output is LOW then output also LOW.
And
If anyone input or two inputs HIGH then output also HIGH.



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