Free H12-811 Sample Questions — HCIA-Datacom V1.0

HCIA-Datacom V1.0 (H12-811) is a associate-level Huawei certification exam. The blueprint splits the exam across 6 domains, starting with Datacom Fundamentals, Routing Technologies, Switching Technologies. On exam day you face around 60 questions in 90 minutes, in formats such as multiple-choice. The 20 questions below are free samples written to match that style: answer each one first, then reveal the correct answer and note which topics you miss. The H12-811 is rated medium in difficulty, and most candidates prepare with at least 6 months of hands-on experience. Because every answer is revealed in place, you can work through the whole set without leaving this page. Work through all 20 samples before deciding whether to buy the full 157+ question PDF.

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Question 1

Which of the following protocols can be used to prevent loops on a Layer 2 network with redundant links?

  • A. VRRP
  • B. STP
  • C. ARP
  • D. UDP
Show Answer
Correct Answer:
B. STP
Question 2

The TCP protocol uses the three-way handshake mechanism to establish and disable connections. Therefore, TCP supports reliable data transmission.

  • A. TRUE
  • B. FALSE
Show Answer
Correct Answer:
B. FALSE
Question 3

UDP is connectionless. As such, which of the following must be used to ensure transmission reliability?

  • A. Application layer protocol
  • B. Internet protocol
  • C. Network layer protocol
  • D. Transmission Control Protocol
Show Answer
Correct Answer:
D. Transmission Control Protocol
Question 4

Which of the following commands is used to display the OSPF neighbor relationship establishment?

  • A. display ospf brief
  • B. display ospf peer
  • C. display ospf neighbor
  • D. display ospf interface
Show Answer
Correct Answer:
B. display ospf peer
Question 5

What of the following statements is correct regarding Access Control List types and ranges?

  • A. An interface ACL value ranges 1000-2000
  • B. basic ACL value ranges from 1000-2999
  • C. An advanced ACL value ranges from 3000-4000
  • D. layer 2 ACL value ranges from 4000-4999
Show Answer
Correct Answer:
D. layer 2 ACL value ranges from 4000-4999
Question 6

Which of the following OSPF states can be used to indicate that an adjacency relationship has been established?

  • A. Down
  • B. 2-way
  • C. Full
  • D. Attempt
Show Answer
Correct Answer:
C. Full
Question 7

The administrator wishes to change name of the router. Under which view should the administrator be in order to achieve this?

  • A. System-view
  • B. User-view
  • C. Interface-view
  • D. Protocol-view
Show Answer
Correct Answer:
A. System-view
Question 8

Which of the following commands is used to configure the country code on an AC?

  • A. nation-code
  • B. country-code
  • C. province-code
  • D. state-code
Show Answer
Correct Answer:
B. country-code
Question 9

The data link layer uses PPP encapsulation. The IP addresses of the two ends of the link can be in different network segments.

  • A. True
  • B. False
Show Answer
Correct Answer:
A. True
Question 10

The router that runs OSPF first enters the Full state and then synchronizes the LSDB.

  • A. TRUE
  • B. FALSE
Show Answer
Correct Answer:
B. FALSE
Question 11

Which of the following commands sets the data forwarding mode on an AC to direct forwarding?

  • A. forward-mode direct
  • B. forward-mode direct-forward
  • C. forward-mode tunnel
  • D. forward-mode capwap-forward
Show Answer
Correct Answer:
B. forward-mode direct-forward
Question 12

After an Eth-Trunk in LACP mode is created, devices on both ends send LACPDUs to elect the Actor. Which of the following parameters in LACPDUs determine the Actor election? (Choose all that apply.)

  • A. Interface number
  • B. Interface priority
  • C. Device priority
  • D. MAC address
Show Answer
Correct Answer:
  • C. Device priority
  • D. MAC address
Question 13

Which of the following statements is true about the edge port in RSTP?

  • A. Edge ports participate in RSTP calculation
  • B. Interconnected ports between switches must be configured as edge ports
  • C. The edge port discards the received configuration BPDUs
  • D. The edge port can directly transition from the Disabled state to the Forwarding state
Show Answer
Correct Answer:
D. The edge port can directly transition from the Disabled state to the Forwarding state
Question 14

What is the protocol number of OSPF at the network layer?

  • A. 0
  • B. 1
  • C. 6
  • D. 89
Show Answer
Correct Answer:
D. 89
Question 15

Which of the following command line views exist on the Versatile Routing Platform (VRP)? (Choose all that apply.)

  • A. Protocol view
  • B. System view
  • C. User view
  • D. Interface view
Show Answer
Correct Answer:
  • A. Protocol view
  • B. System view
  • C. User view
Question 16

Which of the following MAC addresses cannot be used as the MAC addresses of host network adapters?

  • A. 00-02-03-04-05-06
  • B. 01-02-03-04-05-06
  • C. 02-03-04-05-06-07
  • D. 03-04-05-06-07-08
Show Answer
Correct Answer:
B. 01-02-03-04-05-06
Question 17

After the administrator performs the configuration shown in the figure on a router, which of the following commands can be used to specify a short lease for addresses assigned using DHCP? ip pool pool1 network 10.10.10. 0 mask 255. 255. 255. 0 gateway-list 10.10.10.1

  • A. lease 24
  • B. lease 0
  • C. dhcp select relay
  • D. lease day 0 hour 10
Show Answer
Correct Answer:
D. lease day 0 hour 10
Question 18

Which of the following statements about IPv6 anycast addresses are true? (Choose three.)

  • A. Packets destined for an anycast address are sent to the nearest interface identified based on the routing distance
  • B. Anycast and unicast addresses use the same address space
  • C. IPv6 anycast addresses provide redundancy functions for services
  • D. IPv6 anycast addresses implement load balancing for services
Show Answer
Correct Answer:
  • A. Packets destined for an anycast address are sent to the nearest interface identified based on the routing distance
  • C. IPv6 anycast addresses provide redundancy functions for services
  • D. IPv6 anycast addresses implement load balancing for services
Question 19

Which of the following routes has the highest priority?

  • A. Static route
  • B. Direct route
  • C. RIP route
  • D. OSPF route
Show Answer
Correct Answer:
B. Direct route
Question 20

In a broadcast address, all host bits are set to 1 and a broadcast address can be used as a host address.

  • A. True
  • B. False
Show Answer
Correct Answer:
B. False

H12-811 sample questions FAQ

Are these H12-811 sample questions from the real exam?

No. They are original practice questions written to match the format and topic mix of the HCIA-Datacom V1.0 exam, which contains around 60 questions. Treat them as representative practice, not leaked exam content.

How many free H12-811 sample questions do I get?

This page includes 20 questions, each with its correct answer you can reveal in place. The full study PDF expands that to 157+ questions.

Do the sample questions include the correct answers?

Yes. Open the answer panel under each question to see which option is correct. Answer first, then reveal, so the set works as a self-check rather than a reading exercise.

Is 20 sample questions enough to pass the H12-811?

Not on its own. Use the samples to find weak topics, revise them against the official domains, then work through the full 157+ question set under timed conditions before booking the exam.

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