Computer Fundamentals Mcqs

Page No. 24

The universal gate that can be used to implement any Boolean expression is __________


aNAND


b EXOR


cOR


dAND


View Answer NAND

The gate which is called an inverter is called _________


aNOR


bNAND


cEXOR


dNOT


View Answer NOT

The expression of an EXOR gate is ____________


aA’B+AB’


bAB+A’B’


cA+A.B


dA’+B’


View Answer A’B+AB’

A ____________ is a circuit with only one output but can have multiple inputs.


aLogic gate


b Truth table


cBinary circuit


dBoolean circuit


View Answer Logic gate

There are 5 universal gates.


aTrue


bFalse


cA & B


dNone of these


View Answer False

The Output is LOW if any one of the inputs is HIGH in case of a _________ gate.


aNOR


bNAND


cOR


dAND


View Answer NAND

The following figure shows a ___________ gate.


aNOR


bNAND


c EXOR


dOR


View Answer NOR

The complement of the input given is obtained in case of:


a NOR


bAND+NOR


cNOT


d EX-OR


View Answer NOT

How many AND gates are required to realize the following expression Y=AB+BC?


a4


b8


c 1


d2


View Answer 2

Number of outputs in a half adder _____________


a 1


b2


c3


d 0


View Answer 2

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