Subnetting Quiz 2 ⋆ IpCisco

SUBNETTING QUIZ 2

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Question 1

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

A	103.54.99.126
B	103.54.99.1
C	103.54.99.254
D	103.54.99.128
E	103.54.99.255

Question 2

Which subnet does host 100.105.81.5/29 belong to?

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

Question 3

What is the binary equivalent of IPv4 address 10.170.81.10?

A	00001010.11101010.01110001.00001011
B	00001010.11101010.01110001.11001010
C	00001010.11101010.01110001.00001010
D	00001010.10101010.01010001.00001010
E	00001010.11101010.01110001.00111010

Question 4

The decimal dotted format of /25 is :

A	255.255.255.240
B	255.255.255.192
C	255.255.255.128
D	255.255.255.248
E	255.255.255.252

Question 5

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	10.77.82.57
C	10.77.82.254
D	10.77.82.127
E	10.77.82.189

Question 5 Explanation:

HostMin: 10.77.82.1 00001010.01001101.01010010.0 0000001 HostMax: 10.77.82.126 00001010.01001101.01010010.0 1111110

Question 6

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

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

Question 7

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

A	last
B	broadcast
C	network
D	multicast
E	first

Question 8

What is the binary equivalent of Subnet Mask 255.255.254.0?

A	11111111.11111111.11111111.00000000
B	11111111.11111111.11111111.00000001
C	11111111.11111111.10000001.00000000
D	11111111.11111111.11111110.00000000
E	11111111.11111111.10000000.00000000

Question 9

Address 192.168.100.5 is belong to Class .....

A	A
B	C
C	E
D	D
E	B

Question 10

What is the binary equivalent of 245?

A	10010101
B	11110110
C	11101101
D	11110101
E	11110111

Question 11

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

A	255.255.255.254
B	255.255.255.248
C	255.255.255.192
D	255.255.255.240
E	255.255.255.128

Question 12

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

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

Question 13

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

A	10.100.12.254
B	10.100.12.1
C	10.100.10.255
D	10.100.12.0
E	10.100.10.1

Question 14

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

A	255.255.255.252
B	255.255.255.248
C	255.255.255.128
D	255.255.255.240
E	255.255.255.254

Question 15

What is the decimal equivalent of 11001110?

A	200
B	182
C	180
D	204
E	206

Question 16

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

A	30
B	60
C	64
D	32
E	62

Question 17

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

Question 18

Which one is a Class B address?

A	200.100.6.1
B	150.46.95.1
C	10.74.15.5
D	120.6.100.6
E	6.100.67.100

Question 19

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	10.102.31.0
E	10.102.32.255

Question 19 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 20

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

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

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Subnetting Quiz 2

SUBNETTING QUIZ 2

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