Q7

MCQ1 mark, −0.33

Consider the following minterm expression for $F$ :

F(P,Q,R,S) = \sum 0,2,5,7,8,10,13,15

The minterms $2$ , $7$ , $8$ and $13$ are 'do not care' terms. The minimal sum-of-products form for $F$ is

(A)

$Q \bar S+ \bar QS$

(B)

$\bar Q \bar S+QS$

(C)

$\bar Q \bar R \bar S+ \bar QR \bar S+Q \bar R S+QRS$

(D)

$\bar P \bar Q \bar S+ \bar P QS+PQS+P \bar Q \bar S$

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