Digital Logic MCQ with Answers

Digital Logic MCQ with Answers

141) A shift register can be used for

Answer is:

All of these

Explanation:

A shift register can be used for
* Digital delay line
* Serial to parallel conversion
* Parallel to serial conversion

142) Popular application of flip-flop are

Answer is:

All of these

Explanation:

Popular application of flip-flop are
* Transfer register
* Shift registers
* Counters

143) For which of the following flip-flops, the output is clearly defined for all combinations of two inputs ?

Answer is:

J-K flip-lop

144) When a large number of analog signals are to be converted an analog multiplexer is used. In this case most suitable A.D. converter will be

Answer is:

Successive approximation type

145) To build a mod-19 counter the number of flip-flops required is

Answer is:

5

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