Question 1

How many hosts can be in a network with /30 mask?

Accepted Answer

2

Answer

1

Answer

4

Answer

3

Question 2

How many hosts can be in a network with /23 mask?

Accepted Answer

510

Answer

254

Answer

512

Answer

1022

Question 3

How many networks can you count in this diagram?

Accepted Answer

10

Answer

12

Answer

1

Answer

7

Question 4

Which is the IP range for the C class?

Accepted Answer

192.0.0.0 - 223.255.255.255

Answer

128.0.0.0 - 191.255.255.255

Answer

128.0.0.0 - 255.255.255.255

Answer

192.0.0.0 - 192.255.255.255

Question 5

Whats is the difference between a public and a private address?

Accepted Answer

Private addresses are used in closed networks. Public addresses are for sharing purposes.

Answer

You must pay for using private addresses. Public addresses are free.

Answer

Private addresses are used only in LANs. Public addresses are used only in WANs.

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