Subnetting Quiz 2 ⋆ IpCisco

SUBNETTING QUIZ 2

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Question 1

The decimal dotted format of /25 is :

A	255.255.255.240
B	255.255.255.248
C	255.255.255.128
D	255.255.255.252
E	255.255.255.192

Question 2

What is the binary equivalent of Subnet Mask 255.255.254.0?

A	11111111.11111111.10000000.00000000
B	11111111.11111111.11111111.00000000
C	11111111.11111111.11111111.00000001
D	11111111.11111111.11111110.00000000
E	11111111.11111111.10000001.00000000

Question 3

Address 192.168.100.5 is belong to Class .....

A	C
B	E
C	A
D	B
E	D

Question 4

If you would like to give IP address to 10 hosts from your IP prefix which subnet mask do you use most effectively?

A	255.255.255.128
B	255.255.255.248
C	255.255.255.240
D	255.255.255.254
E	255.255.255.252

Question 5

Which one is a Class B address?

A	10.74.15.5
B	200.100.6.1
C	6.100.67.100
D	150.46.95.1
E	120.6.100.6

Question 6

How many subnets and how many hosts in each subnet are there for the network address 192.168.7.0/28?

A	128 / 14
B	255 / 14
C	16 / 14
D	16 / 254
E	16 / 126

Question 7

What is the first usable host address of prefix 10.100.12.0/26?

A	10.100.10.255
B	10.100.12.254
C	10.100.12.0
D	10.100.12.1
E	10.100.10.1

Question 8

What is the binary equivalent of IPv4 address 10.170.81.10?

A	00001010.11101010.01110001.00001010
B	00001010.11101010.01110001.00001011
C	00001010.11101010.01110001.00111010
D	00001010.11101010.01110001.11001010
E	00001010.10101010.01010001.00001010

Question 9

Which subnet does host 100.105.81.5/29 belong to?

A	100.105.80.0/29
B	100.105.32.0/29
C	100.105.81.1/29
D	100.105.81.0/29
E	100.105.0.0/29

Question 10

What is the decimal equivalent of 11001110?

A	180
B	182
C	206
D	204
E	200

Question 11

How many IP addresses can be assigned to hosts, for Subnet Mask 255.255.255.192?

A	32
B	64
C	60
D	30
E	62

Question 12

We have a network address 192.168.75.0 and we would like to divide this network into 3 subnets and there must be at least 60 host addresses in each subnet. Which subnet mush should we use?

A	255.255.255.128 (/25)
B	255.255.255.224 (/27)
C	255.255.255.224 (/26)
D	255.255.255.0 (/24)
E	255.255.255.240 (/28)

Question 13

IP address 72.15.146.1/25 is a part of which host range?

A	72.15.146.1 - 72.15.146.126
B	72.15.146.0 - 72.15.146.255
C	72.15.146.1 - 72.15.146.128
D	72.15.146.1 - 72.15.146.64
E	72.15.146.0 - 72.15.146.254

Question 14

What is the binary equivalent of 245?

A	11110101
B	11110110
C	11110111
D	10010101
E	11101101

Question 15

What is the broadcast address of prefix 10.102.7.0/19?

A	10.102.31.255
B	10.102.255.255
C	10.102.32.1
D	10.102.32.255
E	10.102.31.0

Question 15 Explanation:

Network: 10.102.0.0/19 00001010.01100110.000 00000.00000000 (Class A) Broadcast: 10.102.31.255 00001010.01100110.000 11111.11111111

Question 16

What is the last usable host address of prefix 103.54.99.0/25?

A	103.54.99.1
B	103.54.99.255
C	103.54.99.254
D	103.54.99.126
E	103.54.99.128

Question 17

What is the subnetwork number of a host with an IP address of 10.100.75.8/25?

A	10.100.75.1/25
B	10.100.75.254/25
C	10.100.75.255/25
D	10.100.75.0/25
E	10.100.75.10/25

Question 18

We have an IP prefix 10.77.82.9/25.Which of the following can be valid host IDs for this prefix?

A	10.77.82.255
B	10.77.82.127
C	10.77.82.254
D	10.77.82.57
E	10.77.82.189

Question 18 Explanation:

HostMin: 10.77.82.1 00001010.01001101.01010010.0 0000001 HostMax: 10.77.82.126 00001010.01001101.01010010.0 1111110

Question 19

If you need to have 10 subnets, which subnet mask do you use?

A	255.255.255.192
B	255.255.255.254
C	255.255.255.248
D	255.255.255.128
E	255.255.255.240

Question 20

For a prefix, first and the last addresses can not be used for hosts. What are these addresses?

A	broadcast
B	network
C	multicast
D	first
E	last

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gokhankosem

Gokhan Kosem is a Network Engineer, Instructor and the Founder of IPCisco.com with 15+ years of experience in Cisco, Nokia, Huawei, Juniper, Linux, Service Provider Networks, Routing and Switching technologies.

He has worked on the backbone networks of major service providers and network vendors including Nortel, Alcatel-Lucent (Nokia) and has extensive hands-on experience with Cisco, Huawei, Juniper and Nokia networking technologies.

He has trained thousands of networking students worldwide through IPCisco.com, Udemy, books, labs, quizzes, and educational content across multiple social media platforms.

IPCisco.com | Best Route to Your Dreams

Subnetting Quiz 2

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