CompTIA N10-009 Exam Questions
CompTIA Network+ (Page 5 )

Updated On: 17-Apr-2026

Which of the following technologies is the best choice to listen for requests and distribute user traffic across web servers?

  1. Router
  2. Switch
  3. Firewall
  4. Load balancer

Answer(s): D



A company is hosting a secure server that requires all connections to the server to be encrypted. A junior administrator needs to harden the web server. The following ports on the web server are open:



Which of the following ports should be disabled?

  1. 22
  2. 80
  3. 443
  4. 587

Answer(s): B



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

  1. Determine resolution steps.
  2. Duplicate the problem in a lab.
  3. Present the theory for approval.
  4. Implement the solution to the problem.

Answer(s): A



A network administrator is configuring a new switch and wants to ensure that only assigned devices can connect to the switch.
Which of the following should the administrator do?

  1. Configure ACLs.
  2. Implement a captive portal.
  3. Enable port security.
  4. Disable unnecessary services.

Answer(s): C



A customer needs six usable IP addresses.
Which of the following best meets this requirement?

  1. 255.255.255.128
  2. 255.255.255.192
  3. 255.255.255.224
  4. 255.255.255.240

Answer(s): D



A user reports having intermittent connectivity issues to the company network. The network configuration for the user reveals the following:

IP address: 192.168.1.10
Subnet mask: 255.255.255.0
Default gateway: 192.168.1.254

The network switch shows the following ARP table:



Which of the following is the most likely cause of the user's connection issues?

  1. A port with incorrect VLAN assigned
  2. A switch with spanning tree conflict
  3. Another PC with manually configured IP
  4. A router with overlapping route tables

Answer(s): C



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

  1. Logical diagram
  2. Layer 3 network diagram
  3. Service-level agreement
  4. Heat map

Answer(s): D



Which of the following cloud deployment models is most commonly associated with multitenancy and is generally offered by a service provider?

  1. Private
  2. Community
  3. Public
  4. Hybrid

Answer(s): C



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