SUBNETTING PRATICE DECEMBER 2022
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SUBNETTING
Q1. Your router has the following IP address on Ethernet0: 172.16.2.1/23. Which of the following can be the valid host IDs on the LAN interface attached to the router?
Q1. Your router has the following IP address on Ethernet0: 172.16.2.1/23. Which of the following can be the valid host IDs on the LAN interface attached to the router?
1.172.16.1.100
2.172.16.1.198
3. 172.16.2.255
4. 172.16.3.0
(A) 1 Only
(B) 2 and 3 Both
(c) 3 and 4 Both
(D) None of the above
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Answer : (c) 3 and 4 Both
Q2. Which of the two statements describes the IP address 10.16.3.65/23?
1.The subnet address is 10.16.3.0 255.255.254.0.
2.The lowest host address in the subnet is 10.16.2.1 255.255.254.0.
3.The last valid host address in the subnet is 10.16.2.254 255.255.254.0.
4.The broadcast address of the subnet is 10.16.3.255 255.255.254.0.
(A) 1 and 3
(B) 2 and 4
(c) 1, 2 and 4
(D) 2, 3 and 4
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Answer : (B) 2 and 4
Q3. What is the broadcast address of the network 192.168.116.64 255.255.255.224?
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Answer : 192.168.116.95
Q4. What is the first valid host on the subnetwork that the node 172.20.225.111 255.255.255.128 belongs to?
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Answer : 172.20.225.1
Q5. What valid host range is the IP address 192.168.187.233/27 a part of?
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Answer : 192.168.187.225 through to 192.168.187.254
Q6. Default network mask for CLASS A is –
A. 255.0.0.0
B. 255.255.0.0
C. 255.255.255.0
D. 255.255.255.255
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Answer : Option A
Q7. Default network mask for CLASS B is –
A. 255.0.0.0
B. 255.255.0.0
C. 255.255.255.0
D. 255.255.255.255
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Answer : Option B
Q8. Default network mask for CLASS C is –
A. 255.0.0.0
B. 255.255.0.0
C. 255.255.255.0
D. 255.255.255.255
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Answer : Option C
Q9. What is the maximum number of IP addresses that can be assigned to
hosts on a local subnet that uses the 255.255.255.224 subnet mask?
A. 14 B. 15
C. 30
D. 62
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Answer : Option C
Q10. To test the IP stack on your local host, which IP address you will ping –
A. 127.0.0.0 B. 1.0.0.127
C. 127.0.0.1
D. 255.255.255.0
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Answer : Option C
Q11. You need to subnet a network that has 5 subnets, each with at least 16
hosts. Which will be your choice?
A. 255.255.255.192 B. 255.255.255.224 C. 255.255.255.240
D. 255.255.255.248
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Answer : Option B
Q12. What is the subnetwork number of a host with an IP address of 172.16.66.0/21?
A. 172.16.64.0 B. 172.16.48.0 C. 172.16.36.0
D. 172.16.0.0
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Answer : Option A
Q13. How many subnets and hosts per subnet can you get from the network 192.168.5.0/29?
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Answer : 32 subnets and 6 hosts
Q14. How many subnets and hosts per subnet can you get from the network 192.168.212.0 255.255.255.252?
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Answer : 64 subnets and 2 hosts
Q15. What is the broadcast address of the network 192.168.72.64 255.255.255.192?
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Answer : 192.168.72.127
Q16. Which subnet does host 172.23.184.110 255.255.255.224 belongs to?
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Answer : 172.23.184.96
Q17. What is the broadcast address of the network 192.168.79.48/28?
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Answer : 192.168.79.63
Q18. What is the last valid host on the subnetwork 172.19.219.160 255.255.255.240?
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Answer : 172.19.219.174
Q19. What is the broadcast address of the network 172.18.107.0 255.255.255.224?
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Answer : 172.18.107.31
Q20. What is the first valid host on the subnetwork that the node 172.31.148.112/22 belongs to?
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Answer : 172.31.148.1
Q21. What is the broadcast address of the network 172.18.120.0/23?
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Answer : 172.18.121.255
Q22. What is the last valid host on the subnetwork 172.22.232.0 255.255.252.0?
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Answer : 172.22.235.254
Q23. Which subnet does host 192.168.39.227 255.255.255.224 belongs to?
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Answer : 192.168.39.224
Q24. What is the broadcast address of the network 172.18.105.64 255.255.255.224?
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Answer : 172.18.105.95
Q25. What is the first valid host on the subnetwork that the node 172.19.24.234 255.255.240.0 belongs to?
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Answer : 172.19.16.1
Q26. You are designing a subnet mask for the 172.16.0.0 network. You want 80 subnets with up to 300 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.254.0
Q27. What is the last valid host on the subnetwork 172.16.22.0/24?
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Answer : 172.16.22.254
Q28. What is the last valid host on the subnetwork 172.17.126.0/24?
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Answer : 172.17.126.254
Q29. How many subnets and hosts per subnet can you get from the network 172.28.0.0 255.255.240.0?
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Answer : 32 subnets and 2046 hosts
Q30. What is the broadcast address of the network 10.230.32.0 255.255.240.0?
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Answer : 10.230.47.255
Q31. What valid host range is the IP address 192.168.185.149/27 a part of?
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Answer : 192.168.185.129 through to 192.168.185.158
Q32. What is the broadcast address of the network 10.149.208.0/20?
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Answer : 10.149.223.255
Q33. How many subnets and hosts per subnet can you get from the network 192.168.129.0 255.255.255.252?
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Answer : 64 subnets and 2 hosts
Q34. What is the first valid host on the subnetwork that the node 172.31.128.16 255.255.255.0 belongs to?
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Answer : 172.31.128.1
Q35. How many subnets and hosts per subnet can you get from the network 172.26.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q36. What is the first valid host on the subnetwork that the node 172.30.241.75 255.255.240.0 belongs to?
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Answer : 172.30.240.1
Q37. What is the broadcast address of the network 192.168.121.112 255.255.255.240?
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Answer : 192.168.121.127
Q38. You are designing a subnet mask for the 172.21.0.0 network. You want 10
subnets with up to 3700 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.240.0
Q39. What is the first valid host on the subnetwork that the node 172.18.25.59/23 belongs to?
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Answer : 172.18.24.1
Q40. What is the last valid host on the subnetwork 10.17.240.0/20?
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Answer : 10.17.255.254
Q41. Which subnet does host 172.30.74.65 255.255.252.0 belongs to?
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Answer : 172.30.72.0
Q42. What is the broadcast address of the network 192.168.201.144 255.255.255.240?
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Answer : 192.168.201.159
Q43. Which subnet does host 10.121.6.92 255.255.240.0 belongs to?
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Answer : 10.121.0.0
Q44. What is the last valid host on the subnetwork 172.24.254.0/23?
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Answer : 172.24.255.254
Q45. What is the broadcast address of the network 172.25.104.0/21?
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Answer : 172.25.111.255
Q46. What is the last valid host on the subnetwork 172.28.161.0/24?
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Answer : 172.28.161.254
Q47. You are designing a subnet mask for the 172.26.0.0 network. You want 700 subnets with up to 40 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.192
Q48. What is the broadcast address of the network 172.22.176.0/20?
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Answer : 172.22.191.255
Q49. What is the first valid host on the subnetwork that the node 172.25.192.243 255.255.255.192 belongs to?
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Answer : 172.25.192.193
Q50. What is the last valid host on the subnetwork 172.25.130.0/23?
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Answer : 172.25.131.254
Q51. What is the last valid host on the subnetwork 172.21.1.96 255.255.255.240?
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Answer : 172.21.1.110
Q52. You are designing a subnet mask for the 172.18.0.0 network. You want 1200 subnets with up to 18 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.224
Q53. Which subnet does host 192.168.131.241/29 belongs to?
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Answer : 192.168.131.240
Q54. How many subnets and hosts per subnet can you get from the network 172.22.0.0/23?
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Answer : 128 subnets and 510 hosts
Q55. What is the last valid host on the subnetwork 172.29.42.160/27?
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Answer : 172.29.42.190
Q56. What is the broadcast address of the network 172.19.145.128 255.255.255.192?
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Answer : 172.19.145.191
Q57. What valid host range is the IP address 172.17.190.211 255.255.255.240 a part of?
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Answer : 172.17.190.209 through to 172.17.190.222
Q58. What is the broadcast address of the network 10.62.16.0 255.255.240.0?
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Answer : 10.62.31.255
Q59. What is the first valid host on the subnetwork that the node 172.20.187.175/27 belongs to?
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Answer : 172.20.187.161
Q60. What is the last valid host on the subnetwork 172.20.164.0 255.255.254.0?
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Answer : 172.20.165.254
Q61. What is the last valid host on the subnetwork 192.168.72.128/25?
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Answer : 192.168.72.254
Q62. What valid host range is the IP address 172.19.224.9 255.255.240.0 a part of?
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Answer : 172.19.224.1 through to 172.19.239.254
Q63. What is the first valid host on the subnetwork that the node 192.168.119.2 255.255.255.252 belongs to?
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Answer : 192.168.119.1
Q64. What is the first valid host on the subnetwork that the node 192.168.10.3
255.255.255.248 belongs to?
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Answer : 192.168.10.1
Q65. Which subnet does host 172.18.196.11 255.255.254.0 belongs to?
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Answer : 172.18.196.0
Q66. What is the first valid host on the subnetwork that the node 172.29.143.225/23 belongs to?
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Answer : 172.29.142.1
Q67. What is the last valid host on the subnetwork 172.23.245.0 255.255.255.128?
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Answer : 172.27.19.254
Q68. What is the last valid host on the subnetwork 172.27.18.0 255.255.254.0?
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Answer : 172.27.19.254
Q69. What is the last valid host on the subnetwork 10.219.16.0/20?
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Answer : 172.23.245.126
Q70. What is the last valid host on the subnetwork 10.99.48.0/20?
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Answer : 10.99.63.254
Q71. How many subnets and hosts per subnet can you get from the network 172.23.0.0/25?
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Answer : 512 subnets and 126 hosts
Q72. Which subnet does host 172.23.82.126/24 belongs to?
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Answer : 172.23.82.0
Q73. What valid host range is the IP address 172.23.254.62 255.255.255.224 a part of?
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Answer : 172.23.254.33 through to 172.23.254.62
Q74. How many subnets and hosts per subnet can you get from the network 192.168.175.0/28?
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Answer : 16 subnets and 14 hosts
Q75. What is the first valid host on the subnetwork that the node 192.168.123.4/28 belongs to?
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Answer : 192.168.123.1
Q76. What is the first valid host on the subnetwork that the node 172.25.85.103 255.255.254.0 belongs to?
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Answer : 172.25.84.1
Q77. What is the last valid host on the subnetwork 172.30.67.0/24?
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Answer : 172.30.67.254
Q78. What is the first valid host on the subnetwork that the node 172.31.242.158 255.255.255.192 belongs to?
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Answer : 172.31.242.129
Q79. What is the last valid host on the subnetwork 172.29.4.0/23?
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Answer : 172.29.5.254
Q80. How many subnets and hosts per subnet can you get from the network 172.16.0.0/23?
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Answer : 128 subnets and 510 hosts
Q81. What is the last valid host on the subnetwork 172.22.94.144 255.255.255.240?
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Answer : 172.22.94.158
Q82. You are designing a subnet mask for the 172.21.0.0 network. You want 100 subnets with up to 400 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.254.0
Q83. What is the last valid host on the subnetwork 172.29.144.0/20?
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Answer : 172.29.159.254
Q84. What valid host range is the IP address 172.19.89.228/24 a part of?
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Answer : 172.19.89.1 through to 172.19.89.254
Q85. What is the last valid host on the subnetwork 172.28.99.0/24?
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Answer : 172.28.99.254
Q86. Which subnet does host 192.168.69.15 255.255.255.224 belongs to?
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Answer : 192.168.69.0
Q87. What is the first valid host on the subnetwork that the node 172.19.102.122/26 belongs to?
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Answer :172.19.102.65
Q88. What is the first valid host for network 172.122.18.0/24?
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Answer : 172.122.18.1
Q89. What is the first valid host on the subnetwork that the node 172.28.136.17/25 belongs to?
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Answer : 172.28.136.1
Q89. What valid host range is the IP address 172.21.8.25 255.255.255.0 a part of?
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Answer : 172.21.8.1 through to 172.21.8.254
Q90. What is the last valid host on the subnetwork 172.16.132.0/23?
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Answer : 172.16.133.254
Q91. How many subnets and hosts per subnet can you get from the network 172.18.0.0 255.255.255.240?
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Answer : 4096 subnets and 14 hosts
Q92. What valid host range is the IP address 10.2.30.50/20 a part of?
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Answer : 10.2.16.1 through to 10.2.31.254
Q93. What is the last valid host on the subnetwork 172.25.56.0 255.255.252.0?
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Answer : 172.25.59.254
Q94. What is the broadcast address of the network 172.18.176.0 255.255.252.0?
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Answer : 172.18.179.255
Q95. What is the first valid host on the subnetwork that the node 10.151.236.199/20 belongs to?
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Answer : 10.151.224.1
Q96. What is the broadcast address of the network 172.28.142.0/23?
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Answer : 172.28.143.255
Q97. What is the broadcast address of the network 172.28.108.128 255.255.255.128?
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Answer : 172.28.108.255
Q98. What valid host range is the IP address 172.31.207.13 255.255.248.0 a part of?
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Answer : 172.31.200.1 through to 172.31.207.254
Q99. You are designing a subnet mask for the 192.168.48.0 network. You want 5 subnets with up to 20 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.224
Q100. What is the first valid host on the subnetwork that the node 192.168.48.231/28 belongs to?
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Answer : 192.168.48.225
Q101. Which subnet does host 172.29.172.52/23 belongs to?
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Answer : 172.29.172.0
Q102. How many subnets and hosts per subnet can you get from the network 192.168.221.0/28?
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Answer : 16 subnets and 14 hosts
Q103. What valid host range is the IP address 172.29.182.3/23 a part of?
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Answer : 172.29.182.1 through to 172.29.183.254
Q104. Which subnet does host 192.168.245.129/27 belongs to?
Answer : 192.168.245.128
Q105. What is the last valid host on the subnetwork 172.28.214.0/25?
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Answer : 172.28.214.126
Q106. You are designing a subnet mask for the 172.30.0.0 network. You want 400 subnets with up to 70 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.128
Q107. How many subnets and hosts per subnet can you get from the network 192.168.15.0/26?
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Answer : 4 subnets and 62 hosts
Q108. What is the last valid host on the subnetwork 172.31.54.160 255.255.255.224?
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Answer : 172.31.54.190
Q109. How many subnets and hosts per subnet can you get from the network 172.20.0.0 255.255.255.192?
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Answer : 1024 subnets and 62 hosts
Q110. How many subnets and hosts per subnet can you get from the network 192.168.242.0 255.255.255.240?
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Answer : 16 subnets and 14 hosts
Q111. What is the last valid host on the subnetwork 172.27.24.0/21?
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Answer : 172.27.31.254
Q112. You are designing a subnet mask for the 192.168.179.0 network. You want 7 subnets with up to 27 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.224
Q113. What is the last valid host on the subnetwork 192.168.141.128/27?
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Answer : 192.168.141.158
Q114. What is the last valid host on the subnetwork 172.21.194.0/23?
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Answer : 172.21.195.254
Q115. What is the broadcast address of the network 172.19.19.0/24?
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Answer : 172.19.19.255
Q116. Which subnet does host 172.22.79.175 255.255.252.0 belongs to?
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Answer : 172.22.76.0
Q116. What is the last valid host on the subnetwork 172.31.128.0/20?
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Answer : 172.31.143.254
Q117. What valid host range is the IP address 172.17.252.114 255.255.255.224 a part of?
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Answer : 172.17.252.97 through to 172.17.252.126
Q118. What is the last valid host on the subnetwork 172.16.64.0 255.255.254.0?
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Answer : 172.16.65.254
Q119. What is the first valid host on the subnetwork that the node 172.24.237.103 255.255.254.0 belongs to?
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Answer : 172.24.236.1
Q120. How many subnets and hosts per subnet can you get from the network 172.26.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q121. What is the first valid host on the subnetwork that the node 172.30.253.12/24 belongs to?
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Answer : 172.30.253.1
Q122. How many subnets and hosts per subnet can you get from the network 192.168.159.0/27?
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Answer : 8 subnets and 30 hosts
Q123. What is the first valid host on the subnetwork that the node 172.25.123.55/23 belongs to?
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Answer : 172.25.122.1
Q124. What valid host range is the IP address 172.17.35.40/23 a part of?
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Answer : 172.17.34.1 through to 172.17.35.254
Q125. How many subnets and hosts per subnet can you get from the network 192.168.21.0/27?
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Answer : 8 subnets and 30 hosts
Q126. What is the first valid host on the subnetwork that the node 172.17.173.212/28 belongs to?
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Answer : 172.17.173.209
Q127. Which subnet does host 172.17.196.244 255.255.255.0 belongs to?
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Answer : 172.17.196.0
Q128. Which subnet does host 192.168.114.212 255.255.255.248 belongs to?
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Answer : 192.168.114.208
Q129. What is the broadcast address of the network 192.168.65.112/29?
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Answer : 192.168.65.119
Q130. What is the broadcast address of the network 192.168.166.244 255.255.255.252?
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Answer : 192.168.166.247
Q131. What is the last valid host on the subnetwork 10.27.208.0 255.255.240.0?
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Answer : 10.27.223.254
Q132. What valid host range is the IP address 172.29.232.89/22 a part of?
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Answer : 172.29.232.1 through to 172.29.235.254
Q133. How many subnets and hosts per subnet can you get from the network 192.168.54.0 255.255.255.192?
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Answer : 4 subnets and 62 hosts
Q134. What is the broadcast address of the network 172.21.246.224 255.255.255.224?
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Answer : 172.21.246.255
Q135. What is the first valid host on the subnetwork that the node 172.20.207.125/25 belongs to?
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Answer : 172.20.207.1
Q136. What is the first valid host on the subnetwork that the node 172.24.176.32 255.255.248.0 belongs to?
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Answer : 172.24.176.1
Q137. What is the last valid host on the subnetwork 172.25.43.96/27?
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Answer : 172.25.43.126
Q138. What is the broadcast address of the network 172.31.137.64 255.255.255.192?
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Answer : 172.31.137.127
Q139. How many subnets and hosts per subnet can you get from the network 172.28.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q140. What is the last valid host on the subnetwork 172.16.240.0 255.255.254.0?
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Answer : 172.16.241.254
Q141. What is the broadcast address of the network 172.20.56.0 255.255.254.0?
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Answer : 172.20.57.255
Q142. How many subnets and hosts per subnet can you get from the network 172.19.0.0 255.255.248.0?
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Answer : 32 subnets and 2046 hosts
Q143. What is the broadcast address of the network 172.26.120.0 255.255.252.0?
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Answer : 172.26.123.255
Q144. How many subnets and hosts per subnet can you get from the network 172.29.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q145. What is the first valid host on the subnetwork that the node 172.28.210.197 255.255.248.0 belongs to?
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Answer : 172.28.208.1
Q146. How many subnets and hosts per subnet can you get from the network 192.168.214.0/28?
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Answer : 16 subnets and 14 hosts
Q147. What valid host range is the IP address 172.25.155.9 255.255.254.0 a part of?
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Answer : 172.25.154.1 through to 172.25.155.254
Q148. What valid host range is the IP address 172.17.162.239/26 a part of?
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Answer : 172.17.162.193 through to 172.17.162.254
Q149. What valid host range is the IP address 172.28.71.136 255.255.255.128 a part of?
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Answer : 172.28.71.129 through to 172.28.71.254
Q150. What is the last valid host on the subnetwork 10.162.240.0/20?
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Answer : 10.162.255.254
Q151. What is the broadcast address of the network 10.41.144.0 255.255.240.0?
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Answer : 10.41.159.255
Q152. How many subnets and hosts per subnet can you get from the network 172.29.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q153. What is the first valid host on the subnetwork that the node 192.168.16.9/27 belongs to?
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Answer : 192.168.16.1
Q154. What is the broadcast address of the network 192.168.68.228/30?
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Answer : 192.168.68.231
Q155. Which subnet does host 172.18.148.119/23 belongs to?
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Answer : 172.18.148.0
Q156. What is the last valid host on the subnetwork 172.30.194.0/25?
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Answer : 172.30.194.126
Q157. What is the broadcast address of the network 172.31.240.0/21?
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Answer : 172.31.247.255
Q158. What valid host range is the IP address 172.31.240.231 255.255.254.0 a part of?
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Answer : 172.31.240.1 through to 172.31.241.254
Q159. What is the broadcast address of the network 172.24.176.0 255.255.248.0?
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Answer : 172.24.183.255
Q160. Which subnet does host 192.168.253.41/29 belongs to?
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Answer : 192.168.253.40
Q161. How many subnets and hosts per subnet can you get from the network 192.168.216.0 255.255.255.240?
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Answer : 16 subnets and 14 hosts
Q162. What valid host range is the IP address 172.22.72.166 255.255.255.192 a part of?
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Answer : 172.22.72.129 through to 172.22.72.190
Q163. What is the broadcast address of the network 172.21.106.0 255.255.255.128?
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Answer : 172.21.106.127
Q164. What valid host range is the IP address 172.29.159.239/23 a part of?
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Answer : 172.29.158.1 through to 172.29.159.254
Q165. What is the first valid host on the subnetwork that the node 10.221.30.29 255.255.240.0 belongs to?
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Answer : 10.221.16.1
Q166. What is the last valid host on the subnetwork 192.168.51.48 255.255.255.248?
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Answer : 192.168.51.54
Q167. What is the first valid host on the subnetwork that the node 172.26.26.114 255.255.254.0 belongs to?
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Answer : 172.26.26.1
Q168. What is the broadcast address of the network 192.168.203.128 255.255.255.128?
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Answer : 192.168.203.255
Q169. What valid host range is the IP address 192.168.183.147/29 a part of?
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Answer : 192.168.183.145 through to 192.168.183.150
Q170. How many subnets and hosts per subnet can you get from the network 192.168.240.0/28?
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Answer : 16 subnets and 14 hosts
Q171. What valid host range is the IP address 192.168.240.201/30 a part of?
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Answer : 192.168.240.201 through to 192.168.240.202
Q172. What is the last valid host on the subnetwork 172.17.84.0/23?
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Answer : 172.17.85.254
Q173. What is the last valid host on the subnetwork 172.31.96.0/20?
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Answer : 172.31.111.254
Q174. What is the last valid host on the subnetwork 192.168.191.192/26?
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Answer : 192.168.191.254
Q175. How many subnets and hosts per subnet can you get from the network
10.0.0.0 255.255.240.0?
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Answer : 4096 subnets and 4094 hosts
Q176. What is the last valid host on the subnetwork 172.30.42.160/28?
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Answer : 172.30.42.174
Q177. You are designing a subnet mask for the 172.18.0.0 network. You want 13 subnets with up to 2800 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.240.0
Q178. What valid host range is the IP address 192.168.64.61/25 a part of?
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Answer : 192.168.64.1 through to 192.168.64.126
Q179. What is the last valid host on the subnetwork 192.168.128.0 255.255.255.128?
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Answer : 192.168.128.126
Q180. How many subnets and hosts per subnet can you get from the network 172.26.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q181. What is the last valid host on the subnetwork 192.168.251.0/26?
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Answer : 192.168.251.62
Q182. What is the last valid host on the subnetwork 172.25.62.0/23?
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Answer : 172.25.63.254
Q183. How many subnets and hosts per subnet can you get from the network 192.168.68.0 255.255.255.192?
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Answer : 4 subnets and 62 hosts
Q184. What is the first valid host on the subnetwork that the node 172.28.236.55/25 belongs to?
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Answer : : 172.28.236.1
Q185. Which subnet does host 172.29.5.75 255.255.254.0 belongs to?
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Answer : 172.29.4.0
Q186. What is the first valid host on the subnetwork that the node 172.27.15.192/23 belongs to?
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Answer : 172.27.14.1
Q187. What is the last valid host on the subnetwork 172.20.23.128/25?
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Answer : 172.20.23.254
Q188. Which subnet does host 192.168.234.52/29 belongs to?
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Answer : 192.168.234.48
Q189. How many subnets and hosts per subnet can you get from the network 172.26.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q190. What valid host range is the IP address 172.31.75.3 255.255.254.0 a part of?
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Answer : 172.31.74.1 through to 172.31.75.254
Q191. What is the broadcast address of the network 172.27.28.0 255.255.254.0?
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Answer : 172.27.29.255
Q192. What is the last valid host on the subnetwork 172.27.148.0 255.255.254.0?
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Answer : 172.27.149.254
Q193. What is the last valid host on the subnetwork 172.19.144.0/21?
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Answer : 172.19.151.254
Q194. What valid host range is the IP address 10.199.143.236/20 a part of?
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Answer : 10.199.128.1 through to 10.199.143.254
Q195. What is the last valid host on the subnetwork 10.182.112.0 255.255.240.0?
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Answer : 10.182.127.254
Q196. Which subnet does host 192.168.9.122/25 belongs to?
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Answer : 192.168.9.0
Q197. What is the first valid host on the subnetwork that the node 172.31.108.124/28 belongs to?
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Answer : Option A
Q198. What valid host range is the IP address 172.24.201.10/23 a part of?
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Answer : 172.24.200.1 through to 172.24.201.254
Q199. Which subnet does host 172.31.114.5 255.255.254.0 belongs to?
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Answer : 172.31.114.0
Q200. What is the last valid host on the subnetwork 172.28.153.128 255.255.255.128?
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Answer : 172.28.153.254
Q201. What is the first valid host on the subnetwork that the node 172.28.202.207/23 belongs to?
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Answer : 172.28.202.1
Q202. What is the first valid host on the subnetwork that the node 172.18.104.106 255.255.255.192 belongs to?
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Answer : 172.18.104.65
Q203. What is the first valid host on the subnetwork that the node 172.25.91.27
255.255.255.0 belongs to?
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Answer : 172.25.91.1
Q204. Which subnet does host 192.168.250.225/28 belongs to?
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Answer : 192.168.250.224
Q205. What valid host range is the IP address 172.19.71.122/23 a part of?
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Answer : 172.19.70.1 through to 172.19.71.254
Q206. What valid host range is the IP address 172.19.71.122/23 a part of?
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Answer : 172.19.70.1 through to 172.19.71.254
Q207. What is the last valid host on the subnetwork 192.168.39.144 255.255.255.248?
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Answer : 192.168.39.150
Q208. What is the broadcast address of the network 172.23.90.0 255.255.254.0?
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Answer : 172.23.91.255
Q209. How many subnets and hosts per subnet can you get from the network 172.21.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q210. What is the last valid host on the subnetwork 172.16.108.0 255.255.252.0?
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Answer : 172.16.111.254
Q211. What is the first valid host on the subnetwork that the node 172.27.46.16/25 belongs to?
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Answer : 172.27.46.1
Q212. What valid host range is the IP address 172.23.119.5 255.255.252.0 a part of?
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Answer : 172.23.116.1 through to 172.23.119.254
Q213. Which subnet does host 192.168.70.130/28 belongs to?
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Answer : 192.168.70.128
Q214. What is the last valid host on the subnetwork 172.24.152.0 255.255.254.0?
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Answer : 172.24.153.254
Q215. What valid host range is the IP address 192.168.31.154/25 a part of?
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Answer : 192.168.31.129 through to 192.168.31.254
Q216. Which subnet does host 192.168.129.50/25 belongs to?
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Answer : 192.168.129.0
Q217. What is the first valid host on the subnetwork that the node 172.27.47.183/28 belongs to?
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Answer : 172.27.47.177
Q218. What is the last valid host on the subnetwork 192.168.142.64/26?
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Answer : 192.168.142.126
Q219. You are designing a subnet mask for the 192.168.128.0 network. You want 12 subnets with up to 12 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.240
Q220. How many subnets and hosts per subnet can you get from the network 192.168.222.0/27?
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Answer : 8 subnets and 30 hosts
Q221. What is the broadcast address of the network 192.168.140.64/27?
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Answer : 192.168.140.95
Q222. What is the first valid host on the subnetwork that the node 172.18.139.60/20 belongs to?
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Answer : 172.18.128.1
Q223. What is the broadcast address of the network 172.21.150.0 255.255.254.0?
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Answer : 172.21.151.255
Q224. Which subnet does host 172.20.78.180 255.255.254.0 belongs to?
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Answer : 172.20.78.0
Q225. What valid host range is the IP address 192.168.2.136/25 a part of?
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Answer : 192.168.2.129 through to 192.168.2.254
Q226. What is the broadcast address of the network 172.19.208.0/22?
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Answer : 172.19.211.255
Q227. Which subnet does host 172.21.215.111/21 belongs to?
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Answer : 172.21.208.0
Q228. You are designing a subnet mask for the 10.0.0.0 network. You want 3100 subnets with up to 4000 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.240.0
Q229. You are designing a subnet mask for the 172.22.0.0 network. You want 40 subnets with up to 700 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.252.0
Q230. What is the last valid host on the subnetwork 172.28.128.0/25?
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Answer : 172.28.128.126
Q231. Which subnet does host 172.23.212.130 255.255.240.0 belongs to?
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Answer : 172.23.208.0
Q232. What valid host range is the IP address 192.168.118.238/30 a part of?
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Answer : 192.168.118.237 through to 192.168.118.238
Q233. How many subnets and hosts per subnet can you get from the network 192.168.17.0 255.255.255.240?
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Answer : 16 subnets and 14 hosts
Q234. What is the broadcast address of the network 172.22.220.0 255.255.255.0?
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Answer : 172.22.220.255
Q235. What valid host range is the IP address 172.30.202.174 255.255.255.192 a part of?
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Answer : 172.30.202.129 through to 172.30.202.190
Q236. What is the first valid host on the subnetwork that the node 10.71.180.18 255.255.240.0 belongs to?
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Answer : 10.71.176.1
Q237. Which subnet does host 172.17.26.177 255.255.255.0 belongs to?
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Answer : 172.17.26.0
Q238. Which subnet does host 10.229.116.20 255.255.240.0 belongs to?
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Answer : 10.229.112.0
Q239. What is the broadcast address of the network 172.18.115.0/24?
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Answer : 172.18.115.255
Q240. How many subnets and hosts per subnet can you get from the network 192.168.171.0 255.255.255.240?
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Answer : 16 subnets and 14 hosts
Q241. What is the broadcast address of the network 172.16.232.0/21?
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Answer : 172.16.239.255
Q242. How many subnets and hosts per subnet can you get from the network 172.18.0.0/26?
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Answer : 1024 subnets and 62 hosts
Q243. What valid host range is the IP address 172.17.38.166/26 a part of?
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Answer : 172.17.38.129 through to 172.17.38.190
Q244. What valid host range is the IP address 172.29.89.47/21 a part of?
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Answer : 172.29.88.1 through to 172.29.95.254
Q245. What is the last valid host on the subnetwork 172.26.73.128 255.255.255.240?
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Answer : 172.26.73.142
Q246. How many subnets and hosts per subnet can you get from the network 172.22.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q247. Which subnet does host 172.19.183.7 255.255.252.0 belongs to?
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Answer : 172.19.180.0
Q248. How many subnets and hosts per subnet can you get from the network 192.168.236.0/28?
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Answer : 16 subnets and 14 hosts
Q249. What is the first valid host on the subnetwork that the node 192.168.142.47 255.255.255.128 belongs to?
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Answer : 192.168.142.1
Q250. Which subnet does host 192.168.133.203/27 belongs to?
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Answer : 192.168.133.192
Q251. What is the broadcast address of the network 172.26.42.0 255.255.254.0?
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Answer : 172.26.43.255
Q252. Which subnet does host 172.27.45.12/26 belongs to?
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Answer : 172.27.45.0
Q253. What is the last valid host on the subnetwork 172.29.28.160/27?
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Answer : 172.29.28.190
Q254. What is the last valid host on the subnetwork 172.25.80.0 255.255.248.0?
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Answer : 172.25.87.254
Q255. What is the last valid host on the subnetwork 192.168.165.0/26?
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Answer : 192.168.165.62bnets and hosts per subnet can you get from the network 172.25.0.0/22?
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Answer : 64 subnets and 1022 hosts
Q257. What is the broadcast address of the network 192.168.204.32 255.255.255.248?
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Answer : 192.168.204.39
Q258. What is the broadcast address of the network 172.22.2.224 255.255.255.224?
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Answer : 172.22.2.255
Q259. What is the first valid host on the subnetwork that the node 172.17.143.75/27 belongs to?
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Answer : 172.17.143.65
Q260. What valid host range is the IP address 172.30.37.116/22 a part of?
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Answer : 172.30.36.1 through to 172.30.39.254
Q261. What is the last valid host on the subnetwork 172.23.72.0/24?
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Answer : 172.23.72.254
Q262. Which subnet does host 172.26.253.29/25 belongs to?
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Answer : 172.26.253.0
Q263. Which subnet does host 192.168.142.54 255.255.255.240 belongs to?
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Answer : 192.168.142.48
Q264. What is the first valid host on the subnetwork that the node 192.168.82.146 255.255.255.240 belongs to?
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Answer : 192.168.82.145
Q265. What is the last valid host on the subnetwork 172.25.164.0/23?
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Answer : 172.25.165.254
Q266. What is the last valid host on the subnetwork 172.25.164.0/23?
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Answer : 172.25.165.254
Q267. What is the last valid host on the subnetwork 192.168.173.64 255.255.255.240?
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Answer : 192.168.173.78
Q268. What is the broadcast address of the network 172.28.0.0 255.255.240.0?
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Answer : 172.28.15.255
Q269. What is the broadcast address of the network 172.26.225.128/27?
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Answer : 172.26.225.159
Q270. What is the broadcast address of the network 172.16.144.0 255.255.240.0?
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Answer : 172.16.159.255
Q271. What is the broadcast address of the network 172.24.242.128 255.255.255.128?
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Answer : 172.24.242.255
Q272. Which subnet does host 172.17.87.191/23 belongs to?
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Answer : 172.17.86.0
Q273. What is the first valid host on the subnetwork that the node 172.30.89.114 255.255.254.0 belongs to?
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Answer : 172.30.88.1
Q274. What is the last valid host on the subnetwork 172.21.32.0/22?
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Answer : 172.21.35.254
Q275. What is the broadcast address of the network 172.26.60.0 255.255.252.0?
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Answer : Option A
Q276. Which subnet does host 172.24.190.180 255.255.255.0 belongs to?
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Answer : 172.24.190.0
Q277. How many subnets and hosts per subnet can you get from the network 172.28.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q278. What is the broadcast address of the network 172.27.205.48/28?
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Answer : 172.27.205.63
Q279. What valid host range is the IP address 172.16.6.78/20 a part of?
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Answer : 172.16.0.1 through to 172.16.15.254
Q280. What is the first valid host on the subnetwork that the node 192.168.30.46/27 belongs to?
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Answer : 192.168.30.33
Q281. What valid host range is the IP address 172.18.138.83/21 a part of?
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Answer : 172.18.136.1 through to 172.18.143.254
Q282. What valid host range is the IP address 172.28.126.110 255.255.255.128 a part of?
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Answer : 172.28.126.1 through to 172.28.126.126
Q283. How many subnets and hosts per subnet can you get from the network 172.25.0.0/23?
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Answer : 128 subnets and 510 hosts
Q284. How many subnets and hosts per subnet can you get from the network 192.168.148.0/27?
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Answer : 8 subnets and 30 hosts
Q285. What is the last valid host on the subnetwork 172.22.64.0 255.255.240.0?
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Answer : 172.22.79.254
Q286. What is the broadcast address of the network 172.23.39.0/24?
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Answer : 172.23.39.255
Q287. Which subnet does host 192.168.60.148 255.255.255.248 belongs to?
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Answer : 192.168.60.144
Q288. What is the broadcast address of the network 172.17.200.0 255.255.248.0?
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Answer : 172.17.207.255
Q289. What is the last valid host on the subnetwork 192.168.55.128 255.255.255.192?
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Answer : 192.168.55.190
Q290. What is the first valid host on the subnetwork that the node 192.168.127.104 255.255.255.192 belongs to?
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Answer : 192.168.127.65
Q291. Which subnet does host 172.16.11.9 255.255.254.0 belongs to?
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Answer : 172.16.10.0
Q292. How many subnets and hosts per subnet can you get from the network 172.19.0.0/27?
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Answer : 2048 subnets and 30 hosts
Q293. 192.168.15.0/29?
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Answer : 32 subnets and 6 hosts
Q294. What is the last valid host on the subnetwork 172.21.216.0 255.255.254.0?
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Answer : 172.21.217.254
Q295. What is the first valid host on the subnetwork that the node 172.23.12.34/27 belongs to?
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Answer : 172.23.12.33
Q296. What is the last valid host on the subnetwork 172.20.2.0 255.255.254.0?
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Answer : 172.20.3.254
Q297. What is the broadcast address of the network 172.24.208.0/20?
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Answer : 172.24.223.255
Q298. Which subnet does host 172.21.128.225/27 belongs to?
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Answer : 172.21.128.224
Q299. What valid host range is the IP address 172.21.175.56/23 a part of?
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Answer : 172.21.174.1 through to 172.21.175.254
Q300. Which subnet does host 192.168.243.21 255.255.255.252 belongs to?
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Answer : 192.168.243.20
Q301. What is the first valid host on the subnetwork that the node 172.20.184.211 255.255.254.0 belongs to?
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Answer : 172.20.184.1
Q302. What is the first valid host on the subnetwork that the node 172.27.96.123 255.255.254.0 belongs to?
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Answer : 172.27.96.1
Q303. What is the first valid host on the subnetwork that the node 172.19.233.40 255.255.254.0 belongs to?
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Answer : 172.19.232.1
Q304. 172.21.0.0/28?
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Answer : 4096 subnets and 14 hosts
Q305. What is the first valid host on the subnetwork that the node 192.168.101.236/29 belongs to?
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Answer : 192.168.101.233
Q306. What is the broadcast address of the network 192.168.165.64 255.255.255.192?
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Answer : 192.168.165.127
Q307. What is the first valid host on the subnetwork that the node 192.168.161.51 255.255.255.248 belongs to?
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Answer : 192.168.161.49
Q308. Which subnet does host 172.26.197.145/23 belongs to?
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Answer : 172.26.196.0
Q309. Which subnet does host 10.95.98.72 255.255.240.0 belongs to?
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Answer : 10.95.96.0
Q310. What is the first valid host on the subnetwork that the node 192.168.50.88 255.255.255.192 belongs to?
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Answer : 192.168.50.65
Q311. Which subnet does host 192.168.230.90/27 belongs to?
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Answer : 192.168.230.64
Q312. What valid host range is the IP address 192.168.48.222 255.255.255.224 a part of?
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Answer : 192.168.48.193 through to 192.168.48.222
Q313. What is the broadcast address of the network 192.168.48.0 255.255.255.192?
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Answer : 192.168.48.63
Q314. What is the last valid host on the subnetwork 172.20.248.0/23?
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Answer : 172.20.249.254
Q315. 172.31.0.0/24?
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Answer : -----
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Answer : 256 subnets and 254 hosts
Q316. What is the last valid host on the subnetwork 192.168.3.208/28?
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Answer : 192.168.3.222
Q317. What is the last valid host on the subnetwork 172.21.146.0 255.255.254.0?
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Answer : 172.21.147.254
Q318. What is the last valid host on the subnetwork 172.30.108.0/23?
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Answer : 172.30.109.254
Q319. What is the first valid host on the subnetwork that the node 172.22.209.219 255.255.254.0 belongs to?
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Answer : 172.22.208.1
Q320. How many subnets and hosts per subnet can you get from the network
10.0.0.0 255.255.240.0?
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Answer : 4096 subnets and 4094 hosts
Q321. Which subnet does host 172.26.53.171/28 belongs to?
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Answer : 172.26.53.160
Q322. What valid host range is the IP address 172.27.148.164/27 a part of?
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Answer :172.27.148.161 through to 172.27.148.190
Q323. What is the first valid host on the subnetwork that the node 172.27.42.110 255.255.254.0 belongs to?
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Answer : 172.27.42.1
Q324. How many subnets and hosts per subnet can you get from the network 172.30.0.0 255.255.254.0?
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Answer : 128 subnets and 510 hosts
Q325. What is the last valid host on the subnetwork 192.168.89.144/29?
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Answer : 192.168.89.150
Q326. You are designing a subnet mask for the 172.23.0.0 network. You want 110 subnets with up to 400 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.254.0
Q326. What valid host range is the IP address 172.24.125.64/22 a part of?
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Answer : 172.24.124.1 through to 172.24.127.254
Q327. How many subnets and hosts per subnet can you get from the network 172.21.0.0 255.255.255.0?
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Answer : 256 subnets and 254 hosts
Q328. Which subnet does host 192.168.173.140/27 belongs to?
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Answer : 192.168.173.128
Q329. What is the broadcast address of the network 172.20.16.0/23?
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Answer : 172.20.17.255
Q330. What is the last valid host on the subnetwork 172.31.118.0/23?
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Answer : 172.31.119.254
Q331. How many subnets and hosts per subnet can you get from the network 192.168.167.0 255.255.255.240?
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Answer : 16 subnets and 14 hosts
Q332. What is the last valid host on the subnetwork 172.16.152.0 255.255.252.0?
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Answer : 172.16.155.254
Q333. What is the first valid host on the subnetwork that the node 172.29.80.242 255.255.254.0 belongs to?
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Answer : 172.29.80.1
Q334. What is the last valid host on the subnetwork 172.20.92.64/28?
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Answer : 172.20.92.78
Q335. What is the last valid host on the subnetwork 172.21.131.0 255.255.255.0?
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Answer : 172.21.131.254
Q336. Which subnet does host 192.168.61.218 255.255.255.252 belongs to?
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Answer : 192.168.61.216
Q337. What is the broadcast address of the network 172.21.80.0/23?
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Answer : 172.21.81.255
Q338. What is the first valid host on the subnetwork that the node 172.16.85.152/23 belongs to?
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Answer : 172.16.84.1
Q339. What valid host range is the IP address 172.24.145.24/28 a part of?
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Answer : 172.24.145.17 through to 172.24.145.30
Q340. You are designing a subnet mask for the 172.31.0.0 network. You want 50 subnets with up to 600 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.252.0
Q341. What valid host range is the IP address 172.28.32.197 255.255.254.0 a part of?
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Answer : 172.28.32.1 through to 172.28.33.254
Q342. What is the last valid host on the subnetwork 172.21.199.0 255.255.255.0?
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Answer : 172.21.199.254
Q343. What is the broadcast address of the network 192.168.252.208/28?
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Answer : 192.168.252.223
Q344. What is the last valid host on the subnetwork 10.242.160.0 255.255.240.0?
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Answer : 10.242.175.254
Q345. How many subnets and hosts per subnet can you get from the network 192.168.130.0/28?
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Answer : 16 subnets and 14 hosts
Q346. Which subnet does host 10.171.80.161/20 belongs to?
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Answer : 10.171.80.0
Q347. What is the broadcast address of the network 172.17.138.0 255.255.255.0?
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Answer : 172.17.138.255
Q348. You are designing a subnet mask for the 192.168.61.0 network. You want 7 subnets with up to 29 hosts on each subnet. Which subnet mask should you use?
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Answer : 255.255.255.224
Q349. How many subnets and hosts per subnet can you get from the network 172.18.0.0 255.255.255.0?
Q350. What is the first valid host on the subnetwork that the node 172.16.130.180 255.255.252.0 belongs to?
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Answer : 172.16.128.1
Q351. What is the broadcast address of the network 172.22.121.0 255.255.255.0?
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Answer : 172.22.121.255
Q352. What is the last valid host on the subnetwork 172.17.64.0/20?
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Answer : 172.17.79.254
Q353. What is the first valid host on the subnetwork that the node 10.38.63.176 255.255.240.0 belongs to?
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Answer : 10.38.48.1
Q354. How many subnets and hosts per subnet can you get from the network 172.31.0.0 255.255.248.0?
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Answer : 32 subnets and 2046 hosts
Q355. What is the last valid host on the subnetwork 172.19.56.0/21?
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Answer : 172.19.63.254
Q356. Which subnet does host 172.18.240.148 255.255.248.0 belongs to?
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Answer : 172.18.240.0
Q357. What is the last valid host on the subnetwork 192.168.251.0 255.255.255.128?
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Answer : 192.168.251.126
Q358. What is the last valid host on the subnetwork 192.168.251.0 255.255.255.128?
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Answer : 192.168.251.126
Q359. What is the last valid host on the subnetwork 192.168.63.64/27?
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Answer : 192.168.63.94
Q360. What is the broadcast address of the network 172.19.104.0/23?
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Answer : 172.19.105.255
Q361. What is the first valid host on the subnetwork that the node 172.25.163.207 255.255.254.0 belongs to?
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Answer : 172.25.162.1
Q362. What is the first valid host on the subnetwork that the node 172.19.10.11/21 belongs to?
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Answer : 172.19.8.1
Q363. What is the last valid host on the subnetwork 172.31.246.0/23?
1.172.16.1.100
2.172.16.1.198
3. 172.16.2.255
4. 172.16.3.0
(A) 1 Only
(B) 2 and 3 Both
(c) 3 and 4 Both
(D) None of the above