Fundamentals of Networking Chapter 12

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What is the prefix notation mask for DDN mask 255.255.252.0? /22 /23 /24 /25

/22

What are the subnet network and the broadcast network for the IP address 10.12.98.45/14? Each correct answer represents a complete solution. Choose all that apply. 10.12.0.0 10.15.255.255 10.13.255.255 10.0.0.1

10.12.0.0 10.15.255.255

What are the subnet network and the broadcast network for the IP address 10.184.237.207/19? Each correct answer represents a complete solution. Choose all that apply. 10.184.224.0 10.184.255.255 10.184.239.255 10.184.232.0

10.184.224.0 10.184.255.255

What are the subnet network and the broadcast network for the IP address 10.85.26.184/28? Each correct answer represents a complete solution. Choose all that apply. 10.85.26.176 10.85.26.191 10.85.26.160 10.85.26.255

10.85.26.176 10.85.26.191

To test the IP stack on your local host, which IP address would you ping? 127.0.0.1 127.0.0.0 1.0.0.127 255.0.0.0 255.255.255.255

127.0.0.1

What are the subnet network and the broadcast network for the IP address 192.168.47.246/27? Each correct answer represents a complete solution. Choose all that apply. 192.168.47.224 192.168.47.255 192.168.47.247 192.168.47.128

192.168.47.224 192.168.47.255

If subnetting network 192.224.10.0 with mask /29 for all subnets, what is the subnet broadcast address of the fifth subnet? 192.224.10.39 192.224.10.34 192.224.10.41 192.224.10.25

192.224.10.39

Given the IP address 200.1.1.130 and the mask 255.255.255.224, what is the subnet number? 200.1.1.128 200.1.1.32 200.1.1.64 200.1.1.96

200.1.1.128

What is the maximum number of IP addresses that can be assigned to hosts on a local subnet that uses the 255.255.255.224 subnet mask? 30 14 15 16 31

30

Which of the following are not valid Class B network IDs? All are valid Class B network IDs. 130.0.0.0 191.255.0.0 128.0.0.0 150.255.0.0

All are valid Class B network IDs.

Which of the following would be the correct network classification for large network unicast addresses? Each correct answer represents a complete solution. Choose all that apply. Class A Class B Class C Class D Class E

Class A

What are the default masks for each network class? Class A — 255.0.0.0, Class B — 255.255.0.0, Class C — 255.255.255.0 Class A — 255.0.0.0, Class B — 255.0.255.0, Class C — 255.255.255.0 Class A — 255.255.0.0, Class B — 255.255.255.0, Class C — 255.255.255.255 Class A — 255.0.0.0, Class B — 255.255.0.0, Class C — 255.255.255.255

Class A — 255.0.0.0, Class B — 255.255.0.0, Class C — 255.255.255.0

Which of the following would be the correct network classification with an equal number of octets in the network part and host part? Class B Class D Class A Class C Class E

Class B

Which options correctly list the addresses covered by the indicated address class? Each correct answer represents a complete solution. Choose all that apply. Class B addresses beginning with 128-191, inclusive Class C addresses beginning with 192-223, inclusive Class B addresses beginning with 128-192, inclusive Class C addresses beginning with 172-212, inclusive

Class B addresses beginning with 128-191, inclusive Class C addresses beginning with 192-223, inclusive

Which of the following would be the correct network classification for a network with a first octet value between 192 and 223? Class C Class B Class A Class D Class E

Class C

Which of the following would be the correct network classification for a multicast address? Class D Class B Class A Class C Class E

Class D

Which of the following is true about the classful address 128.44.2.2? The network ID is 128.44.0.0. It is Class A. The network broadcast address is 128.255.255.255. The first valid host on the network would be 128.44.1.0.

The network ID is 128.44.0.0.

Which of the following are true about IP address 192.168.6.7's IP network? Each correct answer represents a complete solution. Choose all that apply. The network ID is 192.168.6.0. The default mask for the network is 255.255.255.0. The network is a Class B network. The number of host bits in the unsubnetted network is 16.

The network ID is 192.168.6.0. The default mask for the network is 255.255.255.0.

Which of the following are true about IP address 172.16.99.45's IP network? Each correct answer represents a complete solution. Choose all that apply. The network is a Class B network. The number of host bits in the unsubnetted network is 16. The network ID is 172.0.0.0. The default mask for the network is 255.255.255.0.

The network is a Class B network. The number of host bits in the unsubnetted network is 16.

Given a mask of 255.255.255.0, which of the following statements are true? Each correct answer represents a complete solution. Choose all that apply. This is not the default mask for a Class A address. There could be 254 possible hosts on the subnet with this mask. This is not the default mask for a Class C address. If a Class B network had this mask, up to 254 possible subnets could be created.

This is not the default mask for a Class A address. There could be 254 possible hosts on the subnet with this mask.

Which of the following are not valid Class A network IDs? Each correct answer represents a complete solution. Choose all that apply. 130.0.0.0 127.0.0.0 1.0.0.0 9.0.0.0

130.0.0.0 127.0.0.0

Which of the following IP address/mask combinations, if configured on a working router interface, would create a connected route for an entire classful network, instead of a route for a subnet of a classful network? Each correct answer represents a complete solution. Choose all that apply. 172.16.1.1/16 192.168.1.1/24 10.1.1.1/16 172.16.4.3/24 10.2.2.2/28 172.16.8.1/22

172.16.1.1/16 192.168.1.1/24

What are the subnet network and the broadcast network for the IP address 172.16.204.76/27? Each correct answer represents a complete solution. Choose all that apply. 172.16.204.95 172.16.204.64 172.16.204.127 172.16.204.1

172.16.204.95 172.16.204.64

What is the subnet number of a host with an IP address of 172.16.66.0/21? 172.16.64.0 172.16.36.0 172.16.48.0 172.16.0.0

172.16.64.0

Which of the following is a network broadcast address? 172.30.255.255 10.1.255.255 192.168.255.1 224.1.1.255

172.30.255.255

Which portion of the 192.0.0.0 address is its network portion? 192.0.0 192 192.0 192.255.0

192.0.0

You need to configure a server that is on the subnet 192.168.19.24/29. The router has the first available host address. Which of the following should you assign to the server if it is to be issued the next available address? 192.168.19.26 / 255.255.255.248 192.168.19.0 / 255.255.255.0 192.168.19.31 / 255.255.255.248 192.168.19.34 / 255.255.255.240

192.168.19.26 / 255.255.255.248

What is the broadcast address of 192.168.192.10/29? 192.168.192.15 192.168.192.255 192.168.192.31 192.168.192.7

192.168.192.15


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