H12-811 Exam Details

  • Exam Code
    :H12-811
  • Exam Name
    :HCIA-Datacom V1.0
  • Certification
    :Huawei Certifications
  • Vendor
    :Huawei
  • Total Questions
    :838 Q&As
  • Last Updated
    :May 26, 2026

Huawei H12-811 Online Questions & Answers

  • Question 121:

    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

  • Question 122:

    What is the default value of the Forward Delay timer of STP?

    A. 10 seconds
    B. 20 seconds
    C. 5 seconds
    D. 15 seconds

  • Question 123:

    Which of the following statements about VLANIF interfaces are correct? ()

    A. The VANIF interface does not need to learn MAC addresses.
    B. The VLANTF interface does not have a MAC address.
    C. Different VLANIF interfaces can use the same IP address
    D. The VLANIF interface is a Layer 3 interface

  • Question 124:

    Which of the following are features of the OSPF protocol?

    A. Routing loops are likely to occur.
    B. Triggered update is supported.
    C. The shortest path is calculated based on the number of hops.
    D. Area division is supported.

  • Question 125:

    Which of the following is not included in AAA? ()

    A. Audit
    B. Authentication
    C. Authorization
    D. Accounting)

  • Question 126:

    Which of the following are related to the purpose of encapsulation and decapsulation? ()*

    A. Encapsulation and decapsulation are important steps to realize the functions of different protocols
    B. Interworking between different networks
    C. Shorten the length of the message
    D. Encapsulation and decapsulation can complete network fault location

  • Question 127:

    The following configuration commands implement route backup on RTA for a route to the same destination 10.1.1.0. [RTA]ip route-static 10.1.1.0 24 12.1.1.1 permanent [RTA]ip route-static 10.1.1.0 24 13.1.1.1

    A. True
    B. False

  • Question 128:

    Which field of the Pv6 packet header can be used for Q0s? ()

    A. Next Header
    B. TraffiC Class
    C. PayloaD Length

  • Question 129:

    As shown in the figure, which of the following ports will be in blocking state?

    A. G0/0/2 of SWC
    B. G0/0/3 of SWB
    C. G0/0/1 of SWC
    D. G0/0/3 of SWA

  • Question 130:

    When a switch port receives a frame that does not carry a VLAN tag, it must add a PVID to the frame.

    A. True
    B. False

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