Question

In digital logic, a counter is a device which ____________

(a) Counts the number of outputs

(b) Stores the number of times a particular event or process has occurred

(c) Stores the number of times a clock pulse rises and falls

(d) Counts the number of inputs

I got this question in an online interview.

My question is based upon Counters topic in chapter Counters of Digital Circuits

Answer 1

The correct choice is (b) Stores the number of times a particular event or process has occurred

To elaborate: In digital logic and computing, a counter is a device which stores (and sometimes displays) the number of times a particular event or process has occurred, often in relationship to a clock signal.