1.

The Q output in a presettable, clearable J-K flip-flop with active-LOW asynchronous inputs is logc 1 at a certain time. The output immediately after the flip-flop is clocked for J = 0, K = 1, Pr = 0, Cl = 1 will (Pr = Preset and Cr = Clear)

A. Become 0
B. Toggle
C. Remain 1
D. Become invalid
Answer» D. Become invalid


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