CompTIA N10-009 Dumps (V13.02) – Providing Real N10-009 Exam Questions to Help You Prepare for the CompTIA Network+ Certification

1. A network administrator is notified that a user cannot access resources on the network. The network administrator checks the physical connections to the workstation labeled User 3 and sees the Ethernet is properly connected. However, the network interface’s indicator lights are not blinking on either the computer or the switch.

Which of the following Is the most likely cause?

2. An administrator is setting up an SNMP server for use in the enterprise network and needs to create device IDs within a MIB.

Which of the following describes the function of a MIB?

3. Which of the following best explains the role of confidentiality with regard to data at rest?

A. DHCP relay device

B. Policy enforcement point

C. Definition file for event translation

D. Network access controller

4. A network engineer performed a migration to a new mail server. The engineer changed the MX record, verified the change was accurate, and confirmed the new mail server was reachable via the IP address in the A record. However, users are not receiving email.

Which of the following should the engineer have done to prevent the issue from occurring?

5. Which of the following IP transmission types encrypts all of the transmitted data?

6. A network administrator notices interference with industrial equipment in the 2.4GHz range.

Which of the following technologies would most likely mitigate this issue? (Select two).

7. Which of the following disaster recovery metrics is used to describe the amount of data that is lost since the last backup?

8. Which of the following can support a jumbo frame?

9. Which of the following is created to illustrate the effectiveness of wireless networking coverage in a building?

10. A user is unable to navigate to a website because the provided URL is not resolving to the correct IP address. Other users are able to navigate to the intended website without issue.

Which of the following is most likely causing this issue?

11. An IT manager needs to connect ten sites in a mesh network. Each needs to be secured with reduced provisioning time.

Which of the following technologies will best meet this requirement?

12. After installing a series of Cat 8 keystones, a data center architect notices higher than normal interference during tests.

Which of the following steps should the architect take to troubleshoot the issue?

13. Which of the following most likely determines the size of a rack for installation? (Select two).

14. A VoIP phone is plugged in to a port but cannot receive calls.

Which of the following needs to be done on the port to address the issue?

15. As part of an attack, a threat actor purposefully overflows the content-addressable memory (CAM) table on a switch.

Which of the following types of attacks is this scenario an example of?

16. A network manager wants to implement a SIEM system to correlate system events.

Which of the following protocols should the network manager verify?

17. A network engineer is designing a secure communication link between two sites. The entire data stream needs to remain confidential.

Which of the following will achieve this goal?

18. Which of the following routing protocols uses an autonomous system number?

19. Which of the following is the most secure way to provide site-to-site connectivity?

20. A network administrator needs to connect two routers in a point-to-point configuration and conserve IP space.

Which of the following subnets should the administrator use?

21. To reduce costs and increase mobility, a Chief Technology Officer (CTO) wants to adopt cloud services for the organization and its affiliates. To reduce the impact for users, the CTO wants key services to run from the on-site data center and enterprise services to run in the cloud.

Which of the following deployment models is the best choice for the organization?

22. A technician is troubleshooting a user's laptop that is unable to connect to a corporate server. The technician thinks the issue pertains to routing.

Which of the following commands should the technician use to identify the issue?

23. Which of the following fiber connector types is the most likely to be used on a network interface card?

24. A network engineer receives a vendor alert regarding a vulnerability in a router CPU.

Which of the following should the engineer do to resolve the issue?

25. A virtual machine has the following configuration:

• IPv4 address: 169.254.10.10

• Subnet mask: 255.255.0.0

The virtual machine can reach colocated systems but cannot reach external addresses on the Internet.

Which of the following Is most likely the root cause?

26. A network technician is troubleshooting a web application's poor performance. The office has two internet links that share the traffic load.

Which of the following tools should the technician use to determine which link is being used for the web application?

27. A network administrator configured a router interface as 10.0.0.95 255.255.255.240. The administrator discovers that the router is not routing packets to a web server with IP 10.0.0.81/28.

Which of the following is the best explanation?

28. Which of the following does a full-tunnel VPN provide?

29. A customer is adding fiber connectivity between adjacent buildings. A technician terminates the multimode cable to the fiber patch panel. After the technician connects the fiber patch cable, the indicator light does not turn on.

Which of the following should a technician try first to troubleshoot this issue?

30. Which of the following protocols has a default administrative distance value of 90?

31. Which of the following is a cost-effective advantage of a split-tunnel VPN?

32. Which of the following should be configured so users can authenticate to a wireless network using company credentials?

33. Which of the following is most likely responsible for the security and handling of personal data in Europe?

34. Users cannot connect to an internal website with an IP address 10.249.3.76.

A network administrator runs a command and receives the following output:

1 3ms 2ms 3ms 192.168.25.234

2 2ms 3ms 1ms 192.168.3.100

3 4ms 5ms 2ms 10.249.3.1

4 *

5 ’

6 *

7 •

Which of the following command-line tools is the network administrator using?

35. Which of the following attacks would most likely cause duplicate IP addresses in a network?

36. A network administrator is deploying a new switch and wants to make sure that the default priority value was set for a spanning tree.

Which of the following values would the network administrator expect to see?

37. Which of the following steps of the troubleshooting methodology should a technician take to confirm a theory?

38. Early in the morning, an administrator installs a new DHCP server. In the afternoon, some users report they are experiencing network outages.

Which of the following is the most likely issue?

39. Which of the following network topologies contains a direct connection between every node in the network?

40. A company receives a cease-and-desist order from its ISP regarding prohibited torrent activity.

Which of the following should be implemented to comply with the cease-and-desist order?

41. A network administrator is connecting two Layer 2 switches in a network. These switches must transfer data in multiple networks.

Which of the following would fulfill this requirement?

42. A systems administrator is investigating why users cannot reach a Linux web server with a browser but can ping the server IP. The server is online, the web server process is running, and the link to the switch is up.

Which of the following commands should the administrator run on the server first?

43. Which of the following devices can operate in multiple layers of the OSI model?

44. A critical infrastructure switch is identified as end-of-support.

Which of the following is the best next step to ensure security?

45. Which of the following is the next step to take after successfully testing a root cause theory?

46. Which of the following network devices converts wireless signals to electronic signals?

47. Which of the following connectors provides console access to a switch?

48. A network administrator wants users to be able to authenticate to the corporate network using a port-based authentication framework when accessing both wired and wireless devices.

Which of the following is the best security feature to accomplish this task?

49. Which of the following attacks can cause users who are attempting to access a company website to be directed to an entirely different website?

50. Which of the following should a network administrator configure when adding OT devices to an

organization’s architecture?

51. Which of the following are environmental factors that should be considered when installing equipment in a building? (Select two).

52. A network administrator is configuring a wireless network with an ESSID.

Which of the following is a user benefit of ESSID compared to SSID?

53. A network administrator needs to divide 192.168.1.0/24 into two equal halves.

Which of the following subnet masks should the administrator use?

54. A network administrator needs to set up a multicast network for audio and video broadcasting.

Which of the following networks would be the most appropriate for this application?

55. A research facility is expecting to see an exponential increase in global network traffic in the near future. The offices are equipped with 2.5Gbps fiber connections from the ISP, but the facility is currently only utilizing 1Gbps connections.

Which of the following would need to be configured in order to use the ISP's connection speed?

56. Which of the following is used to estimate the average life span of a device?

57. A network administrator is implementing security zones for each department.

Which of the following should the administrator use to accomplish this task?

58. A network engineer is now in charge of all SNMP management in the organization. The engineer must use a SNMP version that does not utilize plaintext data.

Which of the following is the minimum version of SNMP that supports this requirement?

59. After running a Cat 8 cable using passthrough plugs, an electrician notices that connected cables are experiencing a lot of cross talk.

Which of the following troubleshooting steps should the electrician take first?

60. A network architect needs to create a wireless field network to provide reliable service to public safety vehicles.

Which of the following types of networks is the best solution?