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HCIA-Datacom V1.0

Exam Details

  • Exam Code
    :H12-811
  • Exam Name
    :HCIA-Datacom V1.0
  • Certification
    :Huawei Certifications
  • Vendor
    :Huawei
  • Total Questions
    :838 Q&As
  • Last Updated
    :Apr 17, 2025

Huawei Huawei Certifications H12-811 Questions & Answers

  • Question 381:

    What kind of packets does the OSPF protocol use to discover and maintain neighbor relationships? ()

    A. HELLO

    B. LSU

    C. DD

  • Question 382:

    IPCP dynamic address negotiation can automatically obtain the address()

    A. True

    B. False

  • Question 383:

    192.168.1.127/25 represents () address ()

    A. broadcast

    B. Multicast

    C. The internet

    D. Host

  • Question 384:

    When the host frequently moves, which VLAN division method is most appropriate? ()

    A. Based on MAAddress division

    B. Based on strategy division

    C. Based on IP subnetting

    D. Based on port division

  • Question 385:

    UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows that do not require high transmission reliability, but require high transmission speed and delay ().

    A. True

    B. False

  • Question 386:

    How many types of OSPF packets are there? ()

    A. 4

    B. 5

    C. 3

  • Question 387:

    By default, what is the ForwarD.Delay time of the STP protocol in seconds? ()

    A. 10

    B. 15

    C. 20

  • Question 388:

    The last option field (option) of 1Pv4 is variable-length optional information. What is the maximum length of this field? ()

    A. 10B

    B. 40B

    C. 60B

    D. 20B

  • Question 389:

    Which of the following advantages does the single-arm routing approach achieve inter- VLAN routing and intercommunication? ()

    A. Reduce the use of IP addresses

    B. Reduce the number of link connections

    C. Reduce routing table entries

  • Question 390:

    The device port running the STP protocol is in the Forwarding state. Which of the following statements are correct? ()

    A. This port port not only forwards user traffic but also processes BPDU packets

    B. This port only receives and processes BPDUs, and does not forward user traffic

    C. The port will construct a MAC address table based on the received user traffic, but does not forward user traffic

    D. The port not only does not process BPDU packets, but also does not forward user traffic

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