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

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bCyclic redundancy code

✖


cSelf-complementing code

✓


dAlgebraic code

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