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Free CompTIA N10-009 Exam Questions (page: 5)

Page 5 of 104
PDF with 513 Questions

A network administrator is configuring a new switch and wants to connect two ports to the core switch to ensure redundancy.
Which of the following configurations would meet this requirement?

  1. Full duplex
  2. 802.1Q tagging
  3. Native VLAN
  4. Link aggregation

Answer(s): D

Explanation:

Link aggregation (LACP) bonds multiple physical links into a single logical interface, providing redundancy and increased bandwidth.



Which of the following ports is used for secure email?

  1. 25
  2. 110
  3. 143
  4. 587

Answer(s): D

Explanation:

Port 587 is the standard SMTP submission port and typically uses TLS encryption, making it the secure method for sending email.



A client wants to increase overall security after a recent breach.
Which of the following would be best to implement? (Choose two.)

  1. Least privilege network access
  2. Dynamic inventories
  3. Central policy management
  4. Zero-touch provisioning
  5. Configuration drift prevention
  6. Subnet range limits

Answer(s): A,C

Explanation:

-Least privilege reduces unnecessary network access.
-Central policy management ensures consistent application of security rules across devices.



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

  1. Web traffic is filtered through a web filler.
  2. More bandwidth is required on the company's internet connection.
  3. Monitoring detects insecure machines on the company's network.
  4. Cloud-based traffic flows outside of the company's network.

Answer(s): D

Explanation:

Split tunneling allows cloud and general internet traffic to leave directly, reducing load on the company VPN and conserving bandwidth.



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?

  1. netstat
  2. nslookup
  3. ping
  4. tracert

Answer(s): D

Explanation:

Traceroute shows the hop-by-hop path traffic takes, revealing which WAN circuit or ISP path is in use.



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