In a positive edge triggered JK flip-flop, a low J and a low K produces:

2017

In a positive edge triggered JK flip-flop, a low J and a low K produces:

  1. A.

    no change

  2. B.

    low state

  3. C.

    high state

  4. D.

    toggle state

Attempted by 477 students.

Show answer & explanation

Correct answer: A

Answer: For a JK flip-flop, when J = 0 and K = 0 → No change. The output retains its previous state on the positive clock edge. Key point: When both inputs are 0 there is no set or reset action, so the flip-flop holds its previous output.

Explore the full course: Up Lt Grade Assistant Teacher 2025