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Counters

Q1: In order to check the CLR function of a counter, ________.

A apply the active level to the CLR input and check all of the Q outputs to see if they are all in their reset state

B ground the CLR input and check to be sure that all of the Q outputs are LOW

C connect the CLR input to Vcc and check to see if all of the Q outputs are HIGH

D connect the CLR to its correct active level while clocking the counter; check to make sure that all of the Q outputs are toggling

ANS:A - apply the active level to the CLR input and check all of the Q outputs to see if they are all in their reset state

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