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Mr. Dubey • 52.30K Points
Coach 

Q. How many inputs are required for a digital comparator?

(A) 1
(B) 2
(C) 3
(D) 4
Correct : Option (A)

Explanation: 
 a comparator is a combinational circuit that takes two numbers as input in binary form and results whether one input is greater, lesser or equal to the other input. thus, there are two inputs required for a digital comparator (i.e. a & b).

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