Boolean Algebra and Logic Simplification MCQs

Question 1

The Boolean expression C + CD is equal to ________.

Accepted Answer

C

Answer

D

Answer

C + D

Answer

1

Question 2

The Boolean expression AB (A + B) can be reduced to ________.

Accepted Answer

AB

Answer

A B+ A B

Answer

A B + A B

Question 3

Which of the following is true for a 5-variable Karnaugh map?

Accepted Answer

It is made up of two 4-variable Karnaugh maps.

Answer

There is no such thing.

Answer

It can be used only with the aid of a computer.

Answer

It is made up of a 2-variable and a 3-variable Karnaugh map.

Question 4

When four 1s are taken as a group on a Karnaugh map, the number of variables eliminated from the output expression is ________.

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 5

In Boolean algebra, the word "literal" means ________.

Accepted Answer

a variable or its complement

Answer

a product term

Answer

all the variables in a Boolean expression

Answer

the inverse function