Logic Gates - Technical MCQs

Q1:

The AND function can be used to ___________ and the OR function can be used to _____________.

A enable, disable

B disable, enable

C synchronize, energize

D detect, invert

ANS:A - enable, disable

AN enable switch will always be in OFF condition. So when both of its inputs become HIGH the circuit is enabled.

A disable switch will alwaays be in ON condition. So when both of its inputs becomes LOW the circuit is disabled.