The Boolean expression (A.B)' is equivalent to:
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Correct answer: (D) A'+B'
Explanation
By De Morgan's law, (A·B)' = A' + B'.
From DSSSB TGT Computer Science Practice Set 3
This is question 38 of DSSSB TGT Computer Science Practice Set 3. 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.