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CompTIA Network+ Practice Test

Enjoy the free CompTIA Network+ practice test. You can take the video training course for the N10-008 and N10-009 exams here or read the 101 Labs – CompTIA Network+ labs book which is available on Amazon.

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1. Integrated Services for Digital Network (ISDN) comes in which two flavors?

Question 1 of 50

2. Load balancers also provides fault tolerance in situations in which a server from a server farm goes down.

Question 2 of 50

3. What is the last usable host address on subnet 172.20.176.0/20?

Question 3 of 50

4. Your boss gives you network 172.16.0.0 and tells you to apply VLSM so you create 64 subnets each with at least 1000 hosts. What subnet mask do you use?

Question 4 of 50

5. The routing decisions are made by applying the Shortest Path First (SPF) or _____ algorithm to the information received from various sources.

Question 5 of 50

6. In terms of DNS, this type of record represents an alias of an existing record.

Question 6 of 50

7. The default STP Bridge Priority value is ____.

Question 7 of 50

8. _______, shown below, are extensions of MDFs and they are placed at strategic distribution points in the network infrastructure.

 

20.2

Question 8 of 50

9. A _______ represents the maximum size an IP packet can be to traverse the network from one end to the other without the need to fragment it as it passes through different network devices.

Question 9 of 50

10. In terms of VTP, switches that should exchange VLAN information must be configured with which following identical parameters.

Question 10 of 50

11. As opposed to the Windows utility, Linux pings do not send a limited amount of ping packets, so they must be stopped by pressing the Ctrl+C key combination.

Question 11 of 50

12. Linux uses the tracert command.

Question 12 of 50

13. Your boss asks you how many subnets would be generated with 10.0.0.0/9. What do you tell her?

Question 13 of 50

14. When considering the SSID concept, its infrastructure can be built in two modes over three different categories, based on who participates in the WLAN. The three different categories are?

Question 14 of 50

15. What is the broadcast address for subnet 192.168.1.88/30?

Question 15 of 50

16. Link aggregation can use any type of interfaces (e.g., 100Mbps, 1Gbps, and 10Gbps), but all the interfaces within a bundle must have the same capacity.

Question 16 of 50

17. Remote Desktop Protocol (RDP) is a well-known application that runs on _____ and allows users to remotely connect and manage a computer.

Question 17 of 50

18. A proxy server is a server placed in the middle of the communication between a user and a server that offers a certain service.

Question 18 of 50

19. What is the last host address you can use on subnet 172.16.8.0/22?

Question 19 of 50

20. UDP port __ is used for normal DNS lookups and queries and TCP port __ is used for zone transfers between DNS servers.

Question 20 of 50

21. In terms of structured cabling, the area above the fake ceiling is called a ____ if it offers air flow through it.

Question 21 of 50

22. What is the first usable hosts on the second subnet of 172.16.0.0/17?

Question 22 of 50

23. In terms of DNS, this is useful if you want to perform a reverse lookup from an IP address in order to find the domain name.

Question 23 of 50

24. IPv6 uses ARP to map to MAC addresses.

Question 24 of 50

25. With VPN, if an attacker captures the conversation between two endpoints, he will see unencrypted packets.

Question 25 of 50

26. ______ overcomes this issue by allowing multiple private internal addresses to be associated with a single public address.

Question 26 of 50

27. 172.20.0.0 /18 generates how many subnets / hosts per subnet?

Question 27 of 50

28. Ping uses _____ as the underlying protocol (Layer 3), so when trying to test the network using this tool, you must be sure that no devices between the source and the destination are filtering ____ traffic.

Question 28 of 50

29. You have subnet 192.168.1.0/28 handed to you by the design team. How many subnets/hosts-per-subnet will it generate?

Question 29 of 50

30. A _____ is a powerful tool that gathers packets directly from the network and presents them for analysis.

Question 30 of 50

31. RTP (Real-time Transport Protocol) is a VoIP signaling protocol that is used to build and terminate media calls.

Question 31 of 50

32. Non-Broadcast Multi-Access (NBMA) is employed by which type of WAN connection?

Question 32 of 50

33. ____ is a protocol that translates names into IP addresses.

Question 33 of 50

34. The _____ record will return an IPv6 address based on a given domain name.

Question 34 of 50

35. The IPv6 multicast addresses comes from which range?

Question 35 of 50

36. Load balancers can be deployed in the following three modes.

Question 36 of 50

37. 127.0.0.1 IPv4 Loopback addresses are represented as what in IPv6?

Question 37 of 50

38. Virtual LANs (VLANs) define broadcast domains in a Layer 3 network.

Question 38 of 50

39. In terms of CSMA/CD. If there is a collision, all stations involved in that collision will back off and wait for 20 milliseconds before retransmitting the signal.

Question 39 of 50

40. Tick the valid subnets created with 10.0.0.0/10.

Question 40 of 50

41. The images illustrates what type of cable?

14.6

Question 41 of 50

42. Crimping is usually the first step in the cable installment process.

Question 42 of 50

43. STP calculations are based on which two key concepts?

Question 43 of 50

44. Virtualizing network components offers which two major advantages over using physical devices?

Question 44 of 50

45. You are told that your usable host range is 192.168.1.1 - 192.168.1.6 but the rest of the documentation is missing. What would the subnet mask be?

Question 45 of 50

46. Crosstalk comes in multiple forms. Which are two common types?

Question 46 of 50

47. ____ is a protocol used by network devices to synchronize time across the network infrastructure.

Question 47 of 50

48. Fiber connections can operate based on which two technologies?

Question 48 of 50

49. 2001:0000:0000:0ABC:0000:0000:0000:0000/60 can be represented as 2001:0:0:ABC::/60.

Question 49 of 50

50. The ___ is the (Layer 2) Frame Relay address.

Question 50 of 50


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