Semiconductor Electronics Materials Devices And Simple Circuits Ques 108

108. The output(X) of the logic circuit shown in figure will be

[2013]

(a) $X=\overline{A \cdot B}$

(b) $X=A \cdot B$

(c) $X=\overline{A+B}$

(d) $X=\bar{{}A}+\bar{{}B}$

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Answer:

Correct Answer: 108.(b)

Solution:

  1. (b)

$A$ $B$ $X$
0 0 0
1 0 0
0 1 0
1 1 1