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CompTIA Network+ (N10-009)
Network+ Practice Test
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Questions updated at Jul 10, 2026, 12:01 AM CDT
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Network+
CompTIA Network+ (N10-009)
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Question 1 of 10
Objective 2.4
Network Implementation
What feature of DHCP ensures network administrators can enforce specific policies for diverse hardware implementations?
DHCP scope configuration defines the address pool and options that clients receive from the DHCP service.
Concept tested: Network Implementation (2.4)
Question 2 of 10
Objective 1.2
Networking Concepts
A small branch design requires every network device to have direct redundant links to other devices, accepting higher cabling complexity for resilience. Which topology matches this requirement?
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Concept tested: Networking Concepts (1.2)
Question 3 of 10
Objective 2.3
Network Implementation
Which standard is recommended for ensuring strong encryption and secure authentication in a WLAN?
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Concept tested: Network Implementation (2.3)
Question 4 of 10
Objective 1.6
Networking Concepts
Two WAN links have the same bandwidth, but voice traffic is delayed on one link while file transfers are unaffected. What should you check first?
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Concept tested: Networking Concepts (1.6)
Question 5 of 10
Objective 2.1
Network Implementation
A trunk port receives frames with no 802.1Q tag. How does the native VLAN handle those frames?
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Concept tested: Network Implementation (2.1)
Question 6 of 10
Objective 1.1
Networking Concepts
At which layer of the TCP/IP model is data encapsulated into IP packets for transmission over a network?
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Concept tested: Networking Concepts (1.1)
Question 7 of 10
Objective 2.5
Network Implementation
When configuring a network device to use PoE, which component is necessary for providing power over twisted-pair cabling?
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Concept tested: Network Implementation (2.5)
Question 8 of 10
Objective 1.4
Networking Concepts
Which protocol is commonly used for secure file transfer over port 22?
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Concept tested: Networking Concepts (1.4)
Question 9 of 10
Objective 2.2
Network Implementation
A primary static route is already installed, and the administrator wants a backup route that is used only if the primary route disappears. Which route type should be configured?
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Concept tested: Network Implementation (2.2)
Question 10 of 10
Objective 1.5
Networking Concepts
A provider hosts workloads from multiple customers on shared infrastructure while keeping each tenant logically isolated. Which cloud concept is described?
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Concept tested: Networking Concepts (1.5)
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UpdatedJul 10, 2026, 12:01 AM CDT
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Question 1 What feature of DHCP ensures network administrators can enforce specific policies for diverse hardware implementations?
Answer choices
- A. DHCP relay agent
- B. DHCP server authentication
- C. DHCP scope configuration
- D. DHCP client validation
Correct answer
DHCP scope configuration
DHCP scope configuration defines the address pool and options that clients receive from the DHCP service.
Wrong-answer review
- A. DHCP relay agent: A relay forwards DHCP messages between subnets but does not define the local scope or policy.
- B. DHCP server authentication: Server authentication can help trust DHCP infrastructure, but it is not the scope configuration feature that defines client options.
- D. DHCP client validation: Client validation identifies requesters, while scope configuration defines the address pool and options clients receive.
Question 2 A small branch design requires every network device to have direct redundant links to other devices, accepting higher cabling complexity for resilience. Which topology matches this requirement?
Answer choices
- A. Mesh
- B. Three-tier
- C. Collapsed core
- D. Star/hub and spoke
Correct answer
Mesh
Question 3 Which standard is recommended for ensuring strong encryption and secure authentication in a WLAN?
Answer choices
- A. WEP
- B. IEEE 802.11a
- C. WPA2
- D. IEEE 802.11b
Correct answer
WPA2
Question 4 Two WAN links have the same bandwidth, but voice traffic is delayed on one link while file transfers are unaffected. What should you check first?
Answer choices
- A. Cable jacket color
- B. Matching SSIDs
- C. DNS TTL value
- D. QoS queue policy on that path
Correct answer
QoS queue policy on that path
Question 5 A trunk port receives frames with no 802.1Q tag. How does the native VLAN handle those frames?
Answer choices
- A. It carries untagged frames on the trunk
- B. It carries untagged frames for all VLANs
- C. It performs inter-VLAN routing
- D. It encrypts all trunk traffic
Correct answer
It carries untagged frames on the trunk
Question 6 At which layer of the TCP/IP model is data encapsulated into IP packets for transmission over a network?
Answer choices
- A. Transport Layer
- B. Network Access Layer
- C. Internet Layer
- D. Application Layer
Correct answer
Internet Layer
Question 7 When configuring a network device to use PoE, which component is necessary for providing power over twisted-pair cabling?
Answer choices
- A. Injector
- B. Patch panel
- C. Transceiver
- D. Power supply unit
Correct answer
Injector
Question 8 Which protocol is commonly used for secure file transfer over port 22?
Answer choices
- A. HTTP
- B. SSH
- C. SMTP
- D. FTP
Correct answer
SSH
Question 9 A primary static route is already installed, and the administrator wants a backup route that is used only if the primary route disappears. Which route type should be configured?
Answer choices
- A. Directly connected interface
- B. Dynamic routing protocol
- C. Default route
- D. Floating static route
Correct answer
Floating static route
Question 10 A provider hosts workloads from multiple customers on shared infrastructure while keeping each tenant logically isolated. Which cloud concept is described?
Answer choices
- A. SaaS (Software as a Service)
- B. PaaS (Platform as a Service)
- C. IaaS (Infrastructure as a Service)
- D. Multitenancy
Correct answer
Multitenancy
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