Question: On the third clock pulse, a 4-bit Johnson sequence is Q 0 = 1, Q 1 = 1, Q 2 = 1, and Q 3 = 0. On the fourth clock pulse, the sequence is ________.
Options
A : Q 0 = 1, Q 1 = 1, Q 2 = 1, Q 3 = 1
B : Q 0 = 1, Q 1 = 1, Q 2 = 0, Q 3 = 0
C : Q 0 = 1, Q 1 = 0, Q 2 = 0, Q 3 = 0
D : Q 0 = 0, Q 1 = 0, Q 2 = 0, Q 3 = 0
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