Deck 14: Analyzing Existing Subnets

Question 1

As the network engineer, you are given the following IP address information: 172.16.8.159 / 255.255.255.192. Identify the broadcast address.

A) 172.16.255.255
B) 172.16.8.127
C) 172.16.8.191
D) 172.16.8.255

Answer 1

172.16.8.191

Question 2

As the network engineer, you're shown the following IP address information: 192.168.10.33 / 255.255.255.248. Identify the broadcast address.

A) 192.168.10.40
B) 192.168.10.255
C) 192.168.255.255
D) 192.168.10.39

Answer 2

192.168.10.39

Question 3

Which of the following is the resident subnet for the IP address 192.168.10.33/29?

A) 192.168.10.24
B) 192.168.10.32
C) 192.168.10.40
D) 192.168.10.48

Answer 3

192.168.10.32

Question 4

Which of the following is the resident subnet for the IP address 187.225.25.48/20?

A) 187.225.48.0
B) 187.225.32.0
C) 187.225.16.0
D) 187.225.0.0

Question 5

Which of the following is the broadcast address for the subnet in which IP address 200.10.5.68/28 resides?

A) 200.10.5.31
B) 200.10.5.47
C) 200.10.5.79
D) 200.10.5.95

Question 6

You are given the IP address 200.1.1.130 and the mask 255.255.255.224. Identify the subnet number.

A) 200.1.1.96
B) 200.1.1.128
C) 200.1.1.160
D) 200.1.1.192

Question 7

You have an interface on a router with the IP address 192.168.192.113/29. What is the broadcast address the hosts will use on this LAN?

A) 192.198.192.111
B) 192.168.192.119
C) 192.168.192.127
D) 192.168.192.135

Question 8

If the host on a network has the address 172.16.45.25/30, what is the subnet ID to which this host belongs?

A) 172.16.45.16
B) 172.16.45.20
C) 172.16.45.24
D) 172.16.45.28

Question 9

If the host on a network has the address 172.16.66.50/21, what is the subnet ID to which this host belongs?

A) 172.16.48.0
B) 172.16.56.0
C) 172.16.64.0
D) 172.16.72.0

Question 10

As the network engineer, you are presented with the following 172.16.0.0/18 IP addressing information. Identify all the possible subnet IDs from the list below, assuming that the /18 subnet is used throughout the network.

A) 172.16.127.255
B) 172.16.192.0
C) 172.16.64.0
D) 172.16.191.255

Question 11

As the network engineer, you are given the following subnet IDs: 172.32.64.0, 172.32.168.0, and 172.32.192.0. Which of the following masks could be applied to this network?

A) 255.255.128.0
B) 255.255.192.0
C) 255.255.224.0
D) 225.255.248.0

Question 12

As the network engineer, you are provided with the following IP address and subnet mask 172.16.10.22 255.255.255.240. What is the valid host range for this IP address?

A) 172.16.10.20 through 172.16.10.22
B) 172.16.10.1 through 172.16.10.255
C) 172.16.10.16 through 172.16.10.23
D) 172.16.10.17 through 172.16.10.31
E) 172.16.10.17 through 172.16.10.30

Question 13

You have a 255.255.255.240 mask. Which of the following are valid host addresses?

A) 192.168.10.210
B) 192.168.10.32
C) 192.168.10.94
D) 192.168.10.112
E) 192.168.10.127

Question 14

As the network engineer, you are shown the following IP address and subnet mask: 10.100.48.27/19. What is the valid host range for this IP address?

A) 10.100.0.1 through 10.100.31.255
B) 10.100.32.1 through 10.100.63.254
C) 10.100.32.0 through 10.100.63.255
D) 10.100.32.1 through 10.100.95.255

Question 15

As the network engineer, you need to configure a server that is on the same subnet as a host that's assigned the IP address 192.168.19.24/28.28. The router has the first available host address. Which of the following IP addresses and masks could you assign to the server in this network?

A) 192.168.19.0 / 255.255.255.0
B) 192.168.19.27 / 255.255.255.240
C) 192.168.19.26 / 255.255.255.248
D) 192.168.19.31 / 255.255.255.248
E) 192.168.19.34 / 255.255.255.240

Question 16

Which of the following are valid subnet IDs for network 172.16.0.0, assuming mask 255.255.224.0 is used throughout network 172.16.0.0?

A) 172.16.1.16
B) 172.16.0.0
C) 172.16.240.0
D) 172.16.160.0
E) 172.16.248.0

Question 17

Which of the following are valid subnet IDs for network 172.168.0.0, assuming mask 255.255.252.0 is used throughout network 172.168.0.0?

A) 172.168.2.0
B) 172.168.4.0
C) 172.168.42.0
D) 172.168.108.0
E) 172.168.110.0

Question 18

As the network engineer, you are presented with the following IP address and subnet mask: 10.10.110.5 / 255.255.255.192. What is the valid host range for this IP address?

A) 10.10.110.1 through 10.10.110.63
B) 10.10.110.1 through 10.10.110.126
C) 10.10.110.0 through 10.10.110.62
D) 10.10.110.1 through 10.10.110.62

Question 19

Which of the following would be a usable IP address to assign to a host in the network 192.168.10.32/28?

A) 192.168.10.39
B) 192.168.10.47
C) 192.168.10.14
D) 192.168.10.54

Question 20

When an engineer configures a router with its IP address and mask, the router will automatically calculate the ________ and insert it into the routing table.

A) Subnet broadcast address
B) Subnet ID
C) Network class
D) Network inverse mask

Question 21

Which of the options shown does NOT mean the same thing?

A) Subnet ID
B) Subnet number
C) Subnet broadcast
D) Subnet address

Question 22

What are the main roles for the subnet broadcast address?

A) As a means of finding the high range of addresses in a subnet
B) As a means of finding the low range of addresses in a subnet
C) An address to send packets to specific hosts in a subnet
D) An address to send packets to all hosts in a subnet

Question 23

What is the first step in figuring out the usable range of addresses in a subnet?

A) To calculate the number of subnets that is allowed by the configured mask
B) To calculate the subnet address and the broadcast address
C) To calculate the subnet multicast address
D) To calculate the number of subnets that is allowed by the configured address

Question 24

The address that, when converted to binary, has all 0s in the host bits, is referred to as the ________.

A) Broadcast address
B) First address in a subnet
C) Subnet address
D) Last address in a subnet

Question 25

For the IP address 10.64.17.4/19, how many configurable network, subnet, and host bits exist?

A) Network: 15, subnet: 3, host: 13
B) Network: 15, subnet: 12, host: 4
C) Network: 7, subnet: 13, host: 11
D) Network: 7, subnet: 11, host: 13

Question 26

For the IP address 172.184.58.184/27, how many configurable network, subnet, and host bits exist?

A) Network: 15, subnet: 3, host: 13
B) Network: 15, subnet: 12, host: 4
C) Network: 5, subnet: 14, host: 11
D) Network: 14, subnet: 11, host: 5

Question 27

The address that, when converted to binary, has all 1s in the host bits, is referred to as the ________.

A) Broadcast address
B) First address in a subnet
C) Subnet address
D) Unicast address for the subnet

Question 28

For the address 172.30.173.68/23, what is the binary conversion of the broadcast address?

A) 10101100 00011110 10101100 11111111
B) 10101100 00011110 10101101 11111111
C) 10101100 00011110 10101110 11111111
D) 10101100 00011110 10101111 11111111

Question 29

For the address 192.86.26.97/29, what is the binary conversion of the broadcast address?

A) 11000000 01010110 00011010 01100000
B) 11000000 01010110 00011010 01101111
C) 11000000 01010110 00011010 01100111
D) 11000000 01010110 00011010 01101000