Computing

Question 1

1Simplify A · Ā.

Easy

A. A B. Ā C. 1 D. 0

Question 2

2What is A · 1 equal to?

Easy

A. 1 B. A C. 0 D. Ā

Question 3

3Simplify the Boolean expression A + A.

Easy

A. A B. 2A C. 1 D. 0

Question 4

4What is A + 1 equal to?

Easy

A. Ā B. 0 C. 1 D. A

Question 5

5De Morgan's law states that NOT(A AND B) equals

Medium

A. A AND B B. A OR B C. (NOT A) AND (NOT B) D. (NOT A) OR (NOT B)

Question 6

6Apply De Morgan's law to NOT(A + B).

Hard

A. Ā + B̄ B. Ā · B̄ C. A + B D. A · B

Question 7

7Simplify A + Ā.

Easy

A. Ā B. 1 C. A D. 0

Question 8

8Simplify A + 1.

Easy

A. 0 B. A C. Ā D. 1

Question 9

9How many NAND gates are needed to make an AND gate?

Hard

A. 4 B. 3 C. 1 D. 2

Question 10

10Simplify A + A·B.

Hard

A. A·B B. A C. 1 D. B