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HCIA-WLAN V3.0

Exam Details

  • Exam Code
    :H12-311
  • Exam Name
    :HCIA-WLAN V3.0
  • Certification
    :Huawei Certifications
  • Vendor
    :Huawei
  • Total Questions
    :297 Q&As
  • Last Updated
    :Apr 16, 2025

Huawei Huawei Certifications H12-311 Questions & Answers

  • Question 71:

    The three APs deployed on the first floor have channels from left to right, 1, 6, and 11, respectively. The channels of the three APs deployed on the second floor should be divided into.

    A. 1,6,11

    B. 2,7,12

    C. 6,11,1

    D. 11,6,1

  • Question 72:

    The two commonly used units describing antenna gain are dBi and dBd, and the conversion relationship between them is: dBi=dBd+2.14.

    A. True

    B. False

  • Question 73:

    The 802.11 protocol that defines the quality of service in WLAN is .

    A. 802.11f

    B. 802.11i

    C. 802.11e

    D. 802.11n

  • Question 74:

    For better coverage, try to make the AP signal pass through the wall.

    A. Vertical

    B. Parallel

    C. 45?

    D. 60?

  • Question 75:

    The AP can provide power and data transmission through the POE switch.

    A. True

    B. False

  • Question 76:

    Various pipes, metal keels and aluminum alloy gussets in the ceiling will have a greater impact on the actual signal coverage.

    A. True

    B. False

  • Question 77:

    The cable used in the project cannot theoretically exceed the meter.

    A. 50

    B. 80

    C. 100

    D. 150

  • Question 78:

    The following statement about frequency planning is correct (Select 2 Answers)?

    A. 2.4 GHz generally uses 1, 6, and 11 three non-overlapping channels for coverage.

    B. There are generally 23 non-overlapping channels available in China at 5 GHz.

    C. Microwave interference will occur in the full 2.4GHz band.

    D. If the AP is dual-frequency, it is recommended to use the 5G priority function.

  • Question 79:

    Which of the following 2.4GHz bands are Selective Answers (ABD) (Select 3 Answers).

    A. 6 and 11

    B. 3 and 8

    C. 4 and 8

    D. 4 and 10

  • Question 80:

    In order to facilitate management and maintenance, the AP power supply mode generally prefers to supply power.

    A. Independent power adapter

    B. POE switch

    C. POE adapter

    D. AC power supply

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