Multiple choice

JK master-slave flip-flop resolves the race problem using two flip-flops. These flip-flops are connected in which of the following patterns?

  1. Cascaded to each other and clock is applied to master flip-flop

  2. Cascaded to each other, but the clock is applied to both master and slave simultaneously

  3. Cascaded to each other and the outputs of master flip-flop are cross-coupled to inputs of slave

  4. Crossed-coupled to each other

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In JK flip-flop, the clock is applied to both flip-flops. The master-slave action is controlled by the Q output of master. The answer is correct.

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