The output Qn of a J-K flip-flop is zero. It changes to 1 when a clock pulse is applied. The input Jn, and Kn, are respectively ?

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Sonali Mishra

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📊 Digital Electronics and Logic Design

Q. The output Qn of a J-K flip-flop is zero. It changes to 1 when a clock pulse is applied. The input Jn, and Kn, are respectively ?

(A) 1 and X
(B) 0 and X
(C) X and 0
(D) X and 1

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✅ Correct Answer: (A) 1 and X

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