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GATE | GATE-CS-2005 | Question 90

  • Last Updated : 21 Nov, 2019

The switching expression corresponding to f(A, B, C, D) = Σ (1, 4, 5, 9, 11, 12) is
(A) BC’D’ + A’C’D + AB’D
(B) ABC’ + ACD + B’C’D
(C) ACD’ + A’BC’ + AC’D’
(D) A’BD + ACD’ + BCD’


Answer: (A)

Explanation:
42

 

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On solving above k-map we get BC’D’ + A’C’D + AB’D

So Ans is (A) part.

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