Question

A sequence detector is required to give a logical output of 1 whenever the sequence 1011 is detected in the incoming pulse stream. Minimum number of flip-flops needed to built the sequence detector is

a.

4

b.

3

c.

1

d.

2

Answer: (b).3

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Q. A sequence detector is required to give a logical output of 1 whenever the sequence 1011 is detected in the incoming pulse stream. Minimum number of flip-flops needed to built the...

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