TCP-IP

Free IP Subnetting Quiz

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ipv6 subnetting

1. You have been assigned a network of 114.56.72.0/25. How many usable host addresses do you have available for use?

Question 1 of 50

2. You have been assigned a network of 192.168.100.0/24. You need to create as many subnets as possible with a subnet mask of 255.255.255.224. How many subnets will you create?

Question 2 of 50

3. Which of the following is the broadcast address for 10.133.122.19/22?

Question 3 of 50

4. Which of the following subnet masks is represented by /29?

Question 4 of 50

5. Your department has been assigned 10.100.0.0/16. You would like to create 128 equally sized networks within the assigned range. What is the maximum number of usable hosts in each subnet?

Question 5 of 50

6. A branch location has the following network addresses:

192.168.8.0/24
192.168.9.0/24
192.168.16.0/24

Which of the following is the smallest summary address containing all three networks?

Question 6 of 50

7. Which of the following subnet masks allows for only 30 usable hosts?

Question 7 of 50

8. What is the network address for a subnet containing a host with IP address 164.10.24.53/19?

Question 8 of 50

9. A host with IP address 14.226.52.17/24 belongs to a network containing how many usable addresses?

Question 9 of 50

10. Given the network address of 172.16.20.32/30, which of the following is a valid host address?

Question 10 of 50

11. A branch office has been allocated 172.16.0.0/16 for use. You would like to create equally sized subnets containing at least 750 hosts each. What is the maximum number of subnets you can create given the requirements?

Question 11 of 50

12. How many usable host addresses are available in a /21 network?

Question 12 of 50

13. Given the class C network of 192.168.0.0/16 and a subnet mask of 255.255.255.192, how many usable addresses are available in each subnet?

Question 13 of 50

14. Give the class C network of 192.168.0.0/16, which subnet mask would be applied to allow for 16 equally sized subnets that consume the entire network range?

Question 14 of 50

15. A PC has an IP address of 114.16.32.218 and a subnet mask of 255.255.128.0 . Which of the following IP addresses CAN NOT be used for another PC that needs to reside in the same subnet?

Question 15 of 50

16. You are tasked with assigning a network range that contains 1200 usable addresses. Which of the following subnet masks would meet the requirement with the least amount of wasted space?

Question 16 of 50

17. Your company has been assigned public address space of 190.188.10.0/23. Which of the following is NOT a valid IP address for use?

Question 17 of 50

18. The subnet mask 255.255.224.0 can also be represented using which of the following?

Question 18 of 50

19. Which of the following is the broadcast address for 204.64.21.200/30

Question 19 of 50

20. A branch office has the following networks:

172.16.254.0/23
172.16.252.0/25
172.16.252.128/25
172.16.253.0/24

A summary route has been configured for 172.16.252.0/22 to represent the branch networks. Which of the following statements is true?

Question 20 of 50

21. A branch office has the following networks:

172.16.31.0/24
172.16.16.0/24
192.168.100.0/24
192.168.99.0/24

Which two summary routes can be used to represent all networks at the branch office?

Question 21 of 50

22. Given the network address 64.8.8.16/28, which two IP addresses are valid host addresses?

Question 22 of 50

23. The 3rd floor of your office building has the following two subnets:

10.20.0.0/18
10.30.0.0/20

Which two of the following statements are TRUE?

Question 23 of 50

24. Given the subnet mask 255.255.128.0, which two statements are FALSE?

Question 24 of 50

25. You have been tasked with assigning a network range that allows for 1022 usable addresses. Which two of the following statements are TRUE?

Question 25 of 50

26. Given the class C network of 192.168.0.0/16, which two of the following statements are FALSE?

Question 26 of 50

27. Given the network address 210.4.4.0/22, which two of the following statements are TRUE?

Question 27 of 50

28. A client PC has an IP address of 10.18.64.17 and a subnet mask of 255.255.255.248. Which two of the following statements are TRUE?

Question 28 of 50

29. A summary route of 172.28.0.0/16 has been configured on your head office router in order to reach a branch office. You have been tasked with assigning two new subnets for the branch office. Which of the following networks should be chosen so that no additional routes need to be configured on the head office router?

Question 29 of 50

30. Your company data center has been allocated 10.101.0.0/16 for use. Which two of the following statements are true?

Question 30 of 50

31. Match the subnet mask with a corresponding CIDR notation

 
255.255.224.0
10.10.0.0/28

Unselect

10.10.0.0/23

Unselect

10.10.0.0/21

Unselect

10.10.0.0/19

Unselect

10.10.0.0/25

Unselect

255.255.255.128
10.10.0.0/28

Unselect

10.10.0.0/23

Unselect

10.10.0.0/21

Unselect

10.10.0.0/19

Unselect

10.10.0.0/25

Unselect

255.255.248.0
10.10.0.0/28

Unselect

10.10.0.0/23

Unselect

10.10.0.0/21

Unselect

10.10.0.0/19

Unselect

10.10.0.0/25

Unselect

255.255.255.240
10.10.0.0/28

Unselect

10.10.0.0/23

Unselect

10.10.0.0/21

Unselect

10.10.0.0/19

Unselect

10.10.0.0/25

Unselect

255.255.254.0
10.10.0.0/28

Unselect

10.10.0.0/23

Unselect

10.10.0.0/21

Unselect

10.10.0.0/19

Unselect

10.10.0.0/25

Unselect

Question 31 of 50

32. Match the CIDR notation to the number of usable host addresses
192.168.10.0/24
254

Unselect

30

Unselect

4094

Unselect

14

Unselect

1022

Unselect

172.16.0.0/20
254

Unselect

30

Unselect

4094

Unselect

14

Unselect

1022

Unselect

10.100.10.16/28
254

Unselect

30

Unselect

4094

Unselect

14

Unselect

1022

Unselect

64.4.4.96/27
254

Unselect

30

Unselect

4094

Unselect

14

Unselect

1022

Unselect

10.128.44.0/22
254

Unselect

30

Unselect

4094

Unselect

14

Unselect

1022

Unselect

Question 32 of 50

33. Match the subnet mask to the number of usable hosts
255.255.0.0
65534

Unselect

126

Unselect

1022

Unselect

62

Unselect

254

Unselect

255.255.255.0
65534

Unselect

126

Unselect

1022

Unselect

62

Unselect

254

Unselect

255.255.252.0
65534

Unselect

126

Unselect

1022

Unselect

62

Unselect

254

Unselect

255.255.255.128
65534

Unselect

126

Unselect

1022

Unselect

62

Unselect

254

Unselect

255.255.255.192
65534

Unselect

126

Unselect

1022

Unselect

62

Unselect

254

Unselect

Question 33 of 50

34. You are given a network allocation of 10.200.0.0/16 . Match the number of available subnets in this range to the subnet mask assigned to the hosts. Assume all subnets are of equal size.
255.255.255.0
64

Unselect

256

Unselect

16

Unselect

512

Unselect

255.255.240.0
64

Unselect

256

Unselect

16

Unselect

512

Unselect

255.255.248.0
64

Unselect

256

Unselect

16

Unselect

512

Unselect

255.255.255.128
64

Unselect

256

Unselect

16

Unselect

512

Unselect

Question 34 of 50

35. You are provided a network address of 192.168.24.0/26. The first 10 usable addresses are reserved for static IP assignment. How many usable IP addresses are left in the subnet?

Question 35 of 50

36. Which of the following subnet masks is represented by /17?

Question 36 of 50

37. A small company has chosen to use the 192.168.0.0/24 network range for use in their network. Match the number of available subnets to the CIDR notation. Assume all other subnets are the same size.
192.168.0.0/27
8

Unselect

32

Unselect

16

Unselect

2

Unselect

192.168.0.0/29
8

Unselect

32

Unselect

16

Unselect

2

Unselect

192.168.0.0/25
8

Unselect

32

Unselect

16

Unselect

2

Unselect

192.168.0.0/28
8

Unselect

32

Unselect

16

Unselect

2

Unselect

Question 37 of 50

38. A PC has an IP address of 17.64.112.8420. Which two of the following statements are true about the subnet the PC is contained in?

Question 38 of 50

39. Match the default subnet mask to the given IP addresses based on class membership.
8.8.4.4
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

126.74.89.224
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

196.240.16.35
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

129.44.32.18
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

162.53.78.23
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

198.169.10.11
255.255.0.0

Unselect

255.255.0.0

Unselect

255.255.255.0

Unselect

255.255.255.0

Unselect

255.0.0.0

Unselect

255.0.0.0

Unselect

Question 39 of 50

40. What is the broadcast address for 65.32.188.011?

 

Question 40 of 50

41. A PC is configured with the IP address of 126.114.18.19 and the default subnet mask for a class A network. Which of the following is the network address?

Question 41 of 50

42. You are tasked with creating a network large enough for 450 hosts. Which of the following networks will meet the requirement while wasting the least amount of address space?

Question 42 of 50

43. How many host addresses are contained within a network using the subnet mask of 255.255.252.0? Include the broadcast and network addresses.

Question 43 of 50

44. Given the network address 162.1.24.0/22, which two of the following IP address can be used for client PC's?

Question 44 of 50

45. A branch office has the following networks:

10.100.18.0/24
10.100.31.0/24
10.100.17.0/24
10.100.16.128/25

Which of the following summary addresses contains all four networks?

Question 45 of 50

46. The following summary address has been configured on the HQ router in order to reach the branch networks:

172.16.0.0/12

Which two of the following statements are TRUE?

Question 46 of 50

47. Which of the following networks allows for at least 128 endpoints?

 

Question 47 of 50

48. Given the network address 8.4.160.0/21, which of the following IS NOT a valid host address?

Question 48 of 50

49. Given the network address 18.64.22.0/23, which two of the following statements are TRUE?

Question 49 of 50

50. What is the binary representation of 255.255.224.0?

Question 50 of 50


 

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