Question

The set inputs are used in a decade counter, why?

(a) To set the counter to 0011

(b) To set the counter to 1000

(c) To set the counter to 1001

(d) To set the counter to 0001

I have been asked this question by my college director while I was bunking the class.

This key question is from Counter ICs topic in portion Counters of Digital Circuits

Answer 1

The correct choice is (c) To set the counter to 1001

For explanation: The set inputs are used in a decade counter to set the counter to 1001 which is 9 in decimal, as a decade counter counts from 0 to 9.