Question

Boolean expression $Y=A.\overline{B}+B.\overline{A}$ is given. If $A=1,B=1$ then $Y=$

• A. 0
• B. 1
• C. 11
• D. 10

Answer 1

The correct option is A 0

$Y=A.\overline{B}+B.\overline{A}$
For $A=1,B=1$
$Y=1.\overline{1}+1.\overline{1}$
$Y=1.0+1.0=0+0=0$