The minimum number of 2-input NAND gates required to implement an XOR gate is:
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Correct answer: (B) 4
Explanation
XOR needs 4 NAND gates (5 NOR gates).
From DSSSB TGT Computer Science Full Mock Test 1
This is question 110 of DSSSB TGT Computer Science Full Mock Test 1. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.