Question

If $A=1$ and $B=0$, then in terms of Boolean algebra the value of $A.A+B$ is

• A. $A$
• B. $B^2$
• C. $B$
• D. $A\cdot B$

Answer 1

The correct option is A $A$

For $A=1$ and $B=0$

$A.A+B=1.1+0=1$

Hence, $A.A+B=A$ ............(since, $A=1$)