Physics - Semiconductors Question with Solution | TestHub

Truth table of the circuit is as follows $$\begin{array}{cccccc}x& y& \bar{x}& a=x\cdot y& b=\bar{x}\cdot y& z=\overline{a\cdot b}\\ 0& 0& 1& 0& 0& 1\\ 0& 1& 1& 0& 1& 1\\ 1& 0& 0& 0& 0& 1\\ 1& 1& 0& 1& 0& 1\end{array}$$