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The 10’s complement of 455 is _________(a) 543(b) 544(c) 545(d) 546I had been asked this question in an interview for job.This key question is from BCD topic in chapter Computer Codes of Computer Fundamentals |
Answer» RIGHT choice is (C) 545 The best EXPLANATION: To OBTAIN the 10’s COMPLEMENT, we first obtain the 9’s complement and then add 1 to it. 999-455=544 (9’s) 544+1=545(10’s). |
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