Download Aptitude Crack
img not found img not found

Digital Concepts - Technical MCQs

Q1:

The output of an AND gate is LOW ________.

A all the time

B when any input is LOW

C when any input is HIGH

D when all inputs are HIGH

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.