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digital electronics flip flops
1. The circuit given below fails to function; the inputs are checked with a logic probe and the following indications are obtained: CLK, J1, J2, J3, K1, K2, and K3 are pulsing. Q and are HIGH. and PRE are LOW. What could be causing the problem?
(A): The clock should be held HIGH.
(B): The CLR is stuck HIGH.
(C): The PRE is stuck LOW.
(D): There is no problem.
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