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Subnetting

Total questions: 19

Worksheet time: 19mins

Name
Class
Date
1.

What is the default subent mask for the Class C network?

a)

255.255.254.0

b)

255.255.252.0

c)

255.255.255.128

d)

255.255.255.0

2.

Subnet mask from 10.10.10.0/25 is ?

a)

255.255.0.0

b)

255.255.255.128

c)

255.255.255.127

d)

255.255.128.0

3.

What is the network address and the broadcast address for a host with the IP Address below?

181. 51. 17. 154/ 25

a)

Network Address: 181.51.17.64

b)

Broadcast Address: 181.51.17.255

c)

Network Address: 181.51.17.128

d)

Broadcast Address: 181.51.10.255

4.

What are the network address and the broadcast address for a host with the IP Address below?


70. 111. 82. 145 / 26

a)

Network Address: 70.111.82.128

b)

Network Address: 70.111.82.0

c)

Broadcast Address: 70.111.82.191

d)

Broadcast Address: 70.111.82.255

5.

What are the network address and the broadcast address for a host with the IP Address below?


175. 104. 225. 135 / 27

a)

Network Address: 175.104.225.128

b)

Network Address: 175.104.225.0

c)

Broadcast Address: 175.104.225.159

d)

Broadcast Address: 175.104.225.255

6.

What are the network address and the broadcast address for a host with the IP Address below?


88. 170. 120. 189/ 27

a)

Network Address: 88.170.120.192

b)

Network Address: 88.170.120.160

c)

Broadcast Address: 88.170.120.191

d)

Broadcast Address: 88.170.120.255

7.

Based on the topology given, how many subnets are needed?

a)

4

b)

3

c)

6

d)

5

8.

IP address 10.145.100.6/27 is a part of which host range?

a)

10.145.100.1 - 10.145.100.30

b)

10.145.100.1 - 10.145.100.255

c)

10.145.100.0 - 10.145.100.63

d)

10.145.100.0 - 10.145.100.32

9.

What is the last usable host address of prefix 182.144.10.0/29?

a)

182.144.10.254

b)

182.144.10.255

c)

182.144.10.6

d)

182.144.10.1

10.

If you would like to give IP address to 30 hosts from your IP prefix which subnet mask do you use most effectively?

a)

255.255.255.240

b)

255.255.255.128

c)

255.255.255.224

d)

255.255.255.254

11.

32-bit number that identifies the network an IPv4 address belongs to...

a)

Network ID

b)

Subnet Mask

c)

IPv6

d)

MAC Address

12.

The network portion of the address 172.16.30.5/16 is (a)  

13.

What is the total number of bits in an IPv4 Address?

a)

25

b)

32

c)

40

d)

48

14.

Which of the following is not a private IP Address?

a)

10.34.50.192

b)

172.20.53.18

c)

135.89.243.99

d)

192.168.28.97

15.
What is the IPv4 Address class for 10.153.222.242?
a)
A
b)
B
c)
C
d)
D
16.
What is the IPv4 Address Class for 192.168.64.190?
a)
A
b)
B
c)
C
d)
D
17.
What is the default subnet mask for a Class B network?
a)
255.0.0.0
b)
255.255.0.0
c)
255.255.255.0
d)
255.255.255.255
18.
What is the maximum number of hosts you can use for each subnet that belongs to a class C address? 
a)
128
b)
254
c)
256
d)
65,534
19.

Which of the following is a valid subnet mask?

a)

255.255.255.1

b)

255.255.254.254

c)

255.255.255.192

d)

255.255.255.225