1. In the boolean algebra, a variable has ________ different state(s)/value(s) ?

1

2

4

8

Answer: 2

Explanation:


2. X + X.Y = ? ?

1

0

Y

X

Answer: X

Explanation:


3. Simplified form of the function f = (x+y+xy)(x+z) ?

x+y

x+yz

x+xyz

y+xz

Answer: x+yz

Explanation:


4. A graphical representation of a products in a truth table is called as ?

Mapping

Graphing

T-Map

K-Map

Answer: K-Map

Explanation:


5. Complement of NOR and OR gate is ________ and ________ respectively ?

AND, NAND

NAND, AND

OR, NOR

NOR, OR

Answer: OR, NOR

Explanation:


6. Each term in the standard SOP form is called a ?

minterm

maxterm

don’t care

literal

Answer: minterm

Explanation:


7. A + ? is equal to ?

A

?

0

1

Answer: 1

Explanation:


8. What is the Boolean expression A xor B equivalent to ?

AB+ A’B’

A’B + AB’

B

A’

Answer: A’B + AB’

Explanation:


9. A . ? is equal to ?

A

?

0

1

Answer: 0

Explanation:


10. Each term in the standard POS form is called a ?

minterm

maxterm

don’t care

literal

Answer: maxterm

Explanation: