Q. 18 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:
Q. 18 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: