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Question 98Asked in CIL MT Systems, 27 Feb 2020 (8:00 AM)

According to Boolean law: (A')' = ? (the double complement of A)

  1. A0
  2. BA
  3. C(A')' (it cannot be simplified)
  4. D1
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Correct answer: (B) A

From CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM)

This is question 98 of CIL MT Systems PYQ, 27 Feb 2020 (8:00 AM). 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.