Digital Logic Design GATE CS and IT previous year questions with Answer

Ques 31 Gate 2014 Set-1

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Consider the following Boolean expression for F:

F(P, Q, R, S) = PQ + P'QR + P'QR'S

The minimal sum-of-products form of F is__________

A

PQ + QR + QS

B

P + Q + R + S

C

P’ + Q’ + R’ + S’

D

P’R + P’R’S + P

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