McqMate
| Q. |
The purpose of a Digital Comparator is |
| A. | to convert analog input into digital |
| B. | to create different outputs |
| C. | to add a set of different numbers |
| D. | to compare a set of variables or unknown numbers |
| Answer» D. to compare a set of variables or unknown numbers | |
| 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. the purpose of a digital comparator is to compare a set of variables or unknown numbers, for example a (a1, a2, a3, …. an, etc) against that of a constant or unknown value such as b (b1, b2, b3, …. bn, etc) and produce an output condition or flag depending upon the result of the comparison. | |
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