Q31

MCQ2 marks, −0.67

What is the boolean expression for the output $f$ of the combinational logic circuit of NOR gates given below?

(A)

$\overline{Q+R}$

(B)

$\overline{P+Q}$

(C)

$\overline{P+R}$

(D)

$\overline{P+Q+R}$

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