# FREE ALU 101 Boolean Algebra Questions and Answers

#### Which Boolean identity represents the expression 𝐴 ⋅¯A?

Correct!
Wrong!

The product of a variable and its complement is always 0.

#### If 𝐴⋅𝐵=1, what can be concluded about A and B?

Correct!
Wrong!

The only way the product of two Boolean variables can be 1 is if both variables are 1.

#### Simplify the Boolean expression 𝐴⋅(B+C)

Correct!
Wrong!

Using the distributive law in Boolean algebra, the expression simplifies to A⋅B+A⋅C.

#### If A⋅B=1, what can be concluded about A and B?

Correct!
Wrong!

The only way the product of two Boolean variables can be 1 is if both variables are 1.

#### What is the result of the Boolean expression A+A⋅B?

Correct!
Wrong!

By applying the Absorption Law, A+A⋅B simplifies to 𝐴