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  1. Which of the following Boolean Expression correctly represents the relation between P, Q, R and M1?

    2. A.
    M1 = (P OR Q) XOR R
    B.
    M1 = (P AND Q) XOR R
    C.
    M1 = (P NOR Q) XOR R
    D.
    M1 = (P XOR Q) XOR R

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    Answer : Option D

    Explanation :

    M1 = Z XOR R

    M1 = (X, Y) XOR R

    = M1 = [P.Q.(P + Q)]XOR R

    = (PQ + PQ) XOR R = (P XOR Q) XOR R.

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