Subnetting Quiz 1 ⋆ IpCisco

SUBNETTING QUIZ 1

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YOU HAVE COMPLETED SUBNETTING QUIZ 1.

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Question 1

What is the binary equivalent of 188?

A	10111101
B	10110000
C	10001111
D	10111100
E	10101100

Question 2

We have a network address 192.168.1.0 and we would like to divide this network into 7 subnets and there must be at least 18 host addresses in each subnet. Which subnet mush should we use?

A	255.255.255.240 (/28)
B	255.255.255.224 (/27)
C	255.255.255.192 (/26)
D	255.255.255.0 (/24)
E	255.255.255.128 (/25)

Question 3

How many subnets and how many hosts in each subnet are there for the network address 80.160.0.0/20?

A	4096 / 512
B	4094 / 4096
C	4096 / 4094
D	512 / 4094
E	512 / 4096

Question 4

How many IP addresses can be assigned to hosts, for Subnet Mask 255.255.255.0?

A	254
B	1
C	2
D	224
E	255

Question 5

Which one is a Class A address?

A	200.55.12.34
B	172.8.202.140
C	172.8.10.1
D	10.1.152.8
E	192.1.52.5

Question 6

The decimal dotted format of /26 is :

A	255.255.255.248
B	255.255.255.0
C	255.255.255.240
D	255.255.255.224
E	255.255.255.192

Question 7

What is the binary equivalent of IPv4 address 201.18.171.15?

A	11001001.00010010.10101011.00001111
B	11001001.00010010.10111011.00011111
C	11001001.00110010.10011011.00011110
D	11001011.00010011.10111011.00011111
E	11001001.00010010.10111011.00010011

Question 8

We have an IP prefix 102.74.200.1/23.Which of the following can be valid host IDs for this prefix?

A	102.74.200.255
B	102.74.201.255
C	102.74.203.0
D	102.74.200.0
E	102.74.202.255

Question 8 Explanation:

HostMin: 102.74.200.1 01100110.01001010.1100100 0.00000001 HostMax: 102.74.201.254 01100110.01001010.1100100 1.11111110

Question 9

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

A	182.144.10.6
B	182.144.10.1
C	182.144.10.255
D	182.144.10.0
E	182.144.10.254

Question 10

What is the first usable host address of prefix 172.18.16.0/21?

A	172.18.16.0
B	172.18.16.16
C	172.18.16.1
D	172.18.16.15
E	172.18.16.54

Question 11

Which Mask is most effective for a Point-to-Point network?

A	/28
B	/24
C	/29
D	/27
E	/30

Question 12

Which subnet does host 12.120.1.185/25 belong to?

A	12.120.1.64/25
B	12.120.1.0/25
C	12.120.1.1/25
D	12.120.1.128/25
E	12.120.1.192/25

Question 13

If you need to have 5 subnets, which subnet mask do you use?

A	255.255.255.224
B	255.255.255.248
C	255.255.255.240
D	255.255.255.252
E	255.255.255.254

Question 14

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

A	10.145.100.0 - 10.145.100.32
B	10.145.100.0 - 10.145.100.63
C	10.145.100.1 - 10.145.100.30
D	10.145.100.0 - 10.145.100.255
E	10.145.100.1 - 10.145.100.255

Question 15

What is the decimal equivalent of 01001010?

A	140
B	70
C	142
D	72
E	74

Question 16

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

A	255.255.255.248
B	255.255.255.240
C	255.255.255.254
D	255.255.255.128
E	255.255.255.224

Question 17

What is the subnetwork number of a host with an IP address of 100.155.1.0/21?

A	100.155.0.0/21
B	100.155.255.0/21
C	100.155.255.1/21
D	100.155.0.255/21
E	100.155.1.0/21

Question 18

What is the broadcast address of prefix 172.18.16.0/21?

A	172.18.23.255
B	172.18.0.255
C	172.18.255.255
D	172.18.30.255
E	172.18.25.255

Question 18 Explanation:

Network: 172.18.16.0/21 10101100.00010010.00010 000.00000000 Broadcast: 172.18.23.255 10101100.00010010.00010 111.11111111

Question 19

Address 172.16.1.1 is belong to Class .....

A	B
B	C
C	D
D	A
E	E

Question 20

What is the binary equivalent of Subnet Mask 255.255.128.0?

A	11111111.11111111.11111111.00000001
B	11111111.11111111.11111111.00000000
C	11111111.11111111.00000001.00000000
D	11111111.11111111.10000000.00000000
E	11111111.11111111.00000000.00000000

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There are 20 questions to complete.

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.

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Subnetting Quiz 1

SUBNETTING QUIZ 1

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