1.

A 2-bit synchronous counter using two J-K flip flops is shown. The expressions for the inputs to the J-K flip flops are also shown in the figure. The output sequence of the counter starting from Q1Q2 = 00 is

A. 00 → 11 → 10 → 01 → 00 …
B. 00 → 01 → 10 → 11 → 00 …
C. 00 → 01 → 11 → 10 → 00 …
D. 00 → 10 → 11 → 01 → 00 …
Answer» D. 00 → 10 → 11 → 01 → 00 …


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