2. Fundamental Hardware elements of Computers

Question 1

Answer 1

AND Gate

Question 2

Answer 2

OR Gate

Question 3

Answer 3

NOT Gate

Question 4

Answer 4

NAND Gate

Question 5

Answer 5

Nor Gate

Question 6

Answer 6

XOR Gate

Question 7

AND Symbol

Answer 7

.

Question 8

OR Symbol

Answer 8

+

Question 9

XOR Symbol

Answer 9

Question 10

NOT Symbol

Answer 10

͞͞͞

Question 11

What is DeMoragans Law

Answer 11

Break the line, change the sign

Question 12

A AND A

Answer 12

A.A = A

Question 13

A AND NOT A

Answer 13

A.͞A = 0

Question 14

1 OR A

Answer 14

1+A =1

Question 15

0 OR A

Answer 15

0 + A = A

Question 16

A OR A

Answer 16

A+A =A

Question 17

A OR NOT A

Answer 17

A + ͞A = 1

Question 18

0 AND A

Answer 18

0 . A = 0

Question 19

1 AND A

Answer 19

1 . A = A

Question 20

A OR B

Answer 20

A + B = B + A

Question 21

A AND B

Answer 21

A . B = B . A

Question 22

A OR A AND B

Answer 22

A + (A.B) = A

Question 23

A AND A OR B

Answer 23

A.(A +B) =A

Question 24

Define Transistor

Answer 24

a device used to amplify and switch electronic signals and power. A voltage or current applied to one pair of the transistor’s terminals changes the current flowing through another pair of terminals