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Digital Electronics - Engineering

Q1:

Four inputs A, B, C, D are fed to a NOR gate. The output of NOR gate is fed to an inverter. The output of inverter is

A A + B + C + D

B
A + B + C + D

C ABCD

D
ABCD

ANS:A - A + B + C + D

Output = = A + B + C + D.