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Question 3Asked in UGC NET Computer Science, November 2017 (Paper II & III, Selected Questions)

The Boolean function with the Karnaugh map (rows CD, columns AB in order 00, 01, 11, 10)

The Boolean function with the Karnaugh map (rows CD, columns AB in order 00, 01, 11, 10) CD = 00: 0 1 1 0 CD = 01: 0 1 1 1 CD = 11: 1 1 1 1 CD = 10: 0 1 1 0
  1. A(A + C) . D + B
  2. B(A + B) . C + D
  3. C(A + D) . C + B
  4. D(A + C) . B + D
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Correct answer: (A) (A + C) . D + B

Explanation

Grouping the 1s: columns AB = 01 and 11 give B, the row CD = 11 together with the cell AB = 10, CD = 01 give CD and AD. SOP form = AD + CD + B = (A + C).D + B.

From UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions)

This is question 3 of UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions). 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.