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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 371:

    UDP has a sliding window mechanism to control the speed of data transmission

    A. True

    B. False

  • Question 372:

    How many more bytes are the packets using MPLS label double-layer nesting technology than the original IP packets ()

    A. 8

    B. 4

    C. 16

  • Question 373:

    The router running the OSPF protocol reaches the FULL state first, and then synchronizes the LSD()

    A. True

    B. False

  • Question 374:

    In the WLAN network architecture, terminal devices that support the 802.11 standard are called? ()

    A. AC

    B. STA

    C. AP

  • Question 375:

    STA. Before associating to AP, it needs to obtain SSID through some message exchange. What are these messages? ()

    A. Discovery

    B. Beacon

    C. Probe

    D. ResponseProbe Request

  • Question 376:

    If the network address of a network is 192.168.1.0, then its broadcast address must be 192.168.1.255. ()

    A. True

    B. False

  • Question 377:

    Regarding the IPv6 address 2031:0000:720C:0000:0000:09E0:839A:130B, which of the following abbreviations are correct? ()

    A. 2031:0:720C:-9E0:839A:130B

    B. 2031:0:720C:0:0:9E0:839A:130B

    C. 2031:720C:9E0:839A:130B

  • Question 378:

    What is the total length of the VLAN frame format defined by IEEE802.1Q? ()

    A. 1

    B. 2

    C. 3

    D. 4

  • Question 379:

    Which of the following statements about the role of the STP protocol ForwarD.Delay is correct? ()

    A. Prevent temporary loops

    B. There is a delay in the transition between Blocking state and DsiableD state

    C. Reduce the time interval of BPDu transmission and improve the convergence speed of STP

    D. Improve the survival time of BPDUs to ensure that the configured BPDUs can be forwarded to more switches

  • Question 380:

    Telnet.read in TelnetliB._The role of all() is to read all data until EOF. If the echo does not return EOF, it will always block ()

    A. True

    B. False

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