Computer Fundamentals Mcqs

Page No. 23

The number of cells in a K-map with n-variables.


a2n


bn2


c2n


dn


View Answer 2n

The output of AND gates in the SOP expression is connected using the ________ gate.


aXOR


bNOR


cAND


dOR


View Answer OR

The expression A+BC is the reduced form of ______________


aAB+BC


b(A+B)(A+C)


c (A+C)B


d (A+B)C


View Answer (A+B)(A+C)

Electronic circuits that operate on one or more input signals to produce standard output _______


aSeries circuits


b Parallel Circuits


cLogic Signals


dLogic Gates


View Answer Logic Gates

Logic Gates are the building blocks of all circuits in a computer.


aTrue


b False


cA & B


dNone of these


View Answer True

A __________ gate gives the output as 1 only if all the inputs signals are 1.


aAND


b OR


cEXOR


dNOR


View Answer AND

The boolean expression of an OR gate is _______


aA.B


bA’B+AB’


cA+B


dA’B’


View Answer A+B

The gate which is used to reverse the output obtained is _____


aNOR


bNAND


cEXOR


dNOT


View Answer NOT

Which of the following gate will give a 0 when both of its inputs are 1?


a AND


bOR


cNAND


d EXOR


View Answer OR

When logic gates are connected to form a gating/logic network it is called as a ______________ logic circuit.


acombinational


b sequential


csystematic


d hardwired


View Answer combinational

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