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How many types of digital comparators are?(a) 1(b) 2(c) 3(d) 4The question was posed to me in an interview for job.This key question is from Magnitude Comparator topic in division Combinational Circuits of Digital Circuits

Answer»

The correct OPTION is (B) 2

For explanation: There are two main types of Digital COMPARATOR available and these are: Identity Comparator & Magnitude Comparator. Identity Comparator checks only the EQUALITY of the inputs and thus has one output terminal. While Magnitude Comparator checks for greater than, less than as well as equality of the inputs, and thus has 3 output terminals.



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