Chapter 12 - Analyzing Classful IPv4 Networks

Question 1

What is the first octet values of a Class A network?

Answer 1

1-126

Question 2

What is the first octet values of a Class B network?

Answer 2

128-191

Question 3

What is the first octet values of a Class C network?

Answer 3

192-223

Question 4

What is the first octet values of a Class D network?

Answer 4

224-239

Question 5

What is the first octet values of a Class E network?

Answer 5

240-255

Question 6

What size networks are Class A networks used for?

Answer 6

Large networks

Question 7

What size networks are Class B networks used for?

Answer 7

Medium-sized networks

Question 8

What size networks are Class C networks used for?

Answer 8

Small networks

Question 9

The addresses in the same network have the same values in what part?

Answer 9

The network part.

Question 10

The addresses in the same network have different values in what part?

Answer 10

The host part.

Question 11

What is the default mask for the Class A network?

Answer 11

255.0.0.0

Question 12

What is the default mask for the Class B network?

Answer 12

255.255.0.0

Question 13

What is the default mask for the Class C network?

Answer 13

255.255.255.0

Question 14

What is the formula to calculate the number of host addresses per Class A, B, or C network?

Answer 14

2 (to the H power) - 2, where H is the number of host bits