Electrical Engineering MCQs

Page No. 27

The NAND gate is AND gate followed by_________________?


aNOT gate


bOR gate


cAND gate


dNone of the above


View Answer NOT gate

The only function of NOT gate is to__________________?


aStop signal


b Invert input signal


cAct as a universal gate


dNone of the above



The NOR gate is OR gate followed by____________________?


aAND gate


bNAND gate


cNOT gate


dNone of the above


View Answer NOT gate

Which is the correct order of sequence for representing the input values in K-map ?


a (00, 01, 10, 11)


b(00, 10, 01, 11)


c (00, 01, 11, 10)


d(00, 10, 11, 01)


View Answer (00, 01, 10, 11)

The inverter is _________________?


aNOT gate


bOR gate


cAND gate


dNone of the above


View Answer NOT gate

The binary number 10101 is equivalent to decimal number_________________?


a19


b12


c27


d21


View Answer 21

The fan put of a 7400 NAND gate is_______________?


a2TTL


b5TTL


c8TTL


d10TTL


View Answer 10TTL

Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is__________________?


a10 CPS


b120 CPS


c12CPS


dNone of the above


View Answer 12CPS

Indicate which of the following three binary additions are correct? 1.1011 + 1010 = 10101 II. 1010 + 1101 = 10111 ?III. 1010 + 1101 = 11111


aI and II


bII and III


c III only


dII and III


View Answer I and II

Excess-3 code is known as_________________?


aWeighted code


bCyclic redundancy code


cSelf-complementing code


dAlgebraic code



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