Shift register

Question

Ans given is 6.

Answer 1

Q0  Q1 Q2 Q3

0     0   0     1(initial)

1     0   0     1(1^st  clock cycle)

1     1   0     0(2^nd clock cycle)

1     1   1     0(3^rd clock cycle)

0     1   1     1(4^th clock cycle)

0     0   1     1(5^th clock cycle)

0     0   0     1(6^th clock cycle)

i think your confusion was due to order of Q3, Q2, Q1, Q0.

Comments

initial value is 1000.

i am getting this order

1000

1100

1110

0111

0011

0001

At the end of 5th cycle 0001 will appear..

what should we write 5 or 6???

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in question Q3 value 1 , Q2 0 ...........respectively

your order of output is not correct