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Counters

Q1: Which of the following procedures could be used to check the parallel loading feature of a counter?

A Preset the LOAD inputs, set the CLR to its active level, and check to see that the Q outputs match the values preset into the LOAD inputs.

B Apply LOWs to the parallel DATA inputs, pulse the CLK input, and check for LOWs on all the Q outputs.

C Apply HIGHs to all the DATA inputs, pulse the CLK and CLR inputs, and check to be sure that the Q outputs are all LOW.

D Apply HIGHs to all the Q terminals, pulse the CLK, and check to see if the DATA terminals now match the Q outputs.

ANS:B - Apply LOWs to the parallel DATA inputs, pulse the CLK input, and check for LOWs on all the Q outputs.

No answer description is available.



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