Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Digital Electronics - gates

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

How many AND gates are required to realize Y = CD + EF + G?

a)

4

b)

5

c)

3

d)

2

2.
a)

A

b)

B

c)

C

d)

D

3.
a)

A

b)

B

c)

C

d)

D

4.

symbol for a NOT gate?

a)
b)
c)
d)
5.

State the name of this logic gate....

a)

AND

b)

NOT

c)

NOR

d)

OR

6.

Complete the truth table for the logic gate!

a)
b)
7.

One input of a NAND gate is low (logic level 0) and the other input is high (logic level 1).

The output state is?

a)

1

b)

0

8.

The two inputs of a NAND gate are both low (logic level 0). The output state is...

a)

1

b)

0

9.

symbol for a NAND gate is....

a)
b)
c)
d)
10.

What gate is this truth table for?

a)

AND

b)

NOT

c)

OR

d)

THE

11.

Which truth table is this?

a)

XOR

b)

NOR

c)

NAND

d)

NOT

12.

Which are the UNIVERSAL GATES?

a)

XOR Gate & NOT Gate

b)

AND Gate & OR Gate

c)

NAND Gate & NOR Gate

d)

All of the above

13.

In the case of OR gate,no matter what the no. of inputs a

a)

1 at any input causes the output to be at logic 1

b)

1 at any input causes the output to be at logic 0

c)

0 any input causes the output to be at logic 0

d)

0 at any input causes the output to be at logic 1.

14.

The NOR Gate is OR Gate followed by ...............

a)

OR Gate

b)

NOT Gate

c)

AND Gate

d)

None of the above

15.

NAND Gate is called a universal logic element, because

a)

It is used by everybody

b)

Any logic function can be realised by NAND Gate alone

c)

Many digital computers use NAND Gate

d)

All the minimisation techniques are applicable to optimum NAND Gate realisation