Digital Electronics - Logic Gates - Discussion

53. 

What is the name of a digital circuit that produces several repetitive digital waveforms?

[A]. an inverter
[B]. an OR gate
[C]. a Johnson shift counter
[D]. an AND gate

Answer: Option C

Explanation:

No answer description available for this question.

Muskaan said: (Dec 3, 2012)  
There are two types of shift counters.

1) Straight shift counter (only able to move 1 bit, i.e. there can be only one "1" in all the bits).
2) Johnson counter (able to circulate a particular pattern irrespective of number of "1"s).

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