Huawei H12-322 Online Practice Questions and Exam Preparation

Huawei H12-322 Online Questions & Answers

• Question 81:

  Which of the following channels and adjacent channels have adjacent channel interference?

  A. 1
  B. 4
  C. 6
  D. 8
  B. 4
  D. 8

• Question 82:

  The transmit power of an AP radio is 100mW, the loss of the link feeder is 3dB, and the gain of the antenna is 7dBi. What is the EIRP of the antenna?

  A. 200mW
  B. 250mW
  C. 300mW
  D. 400mW
  B. 250mW

• Question 83:

  Which of the following wireless applications has higher bandwidth and real-time requirements?

  A. Mobile office
  B. Wireless medical
  C. Rail transit
  D. Video return
  D. Video return

• Question 84:

  Which of the following networking methods are recommended for Mesh planning?

  A. Chain networking
  B. Diamond network
  C. T-type network
  D. Oval
  A. Chain networking
  B. Diamond network

• Question 85:

  Which of the following options is not a PoE term?

  A. PSE
  B. PD
  C. PI
  D. POU
  D. POU

• Question 86:

  The following description of the role of the coupler is wrong?

  A. Combine multiple input signals into one output, and then split the mixed signal in the opposite direction.
  B. Average one signal into multiple outputs
  C. Take the required signal energy from the main line to the near-end antenna and allocate more signal energy to the far-end antenna
  D. Connect the RF port of the AP to the antenna interface.
  A. Combine multiple input signals into one output, and then split the mixed signal in the opposite direction.
  B. Average one signal into multiple outputs
  D. Connect the RF port of the AP to the antenna interface.

• Question 87:

  What is the available power of the 802.3af and 802.3at standards?

  A. 12.95W and 25.50W
  B. 25.50W and 12.95W
  C. 15.40W and 34.20W
  D. 34.20W and 15.40W
  A. 12.95W and 25.50W

• Question 88:

  Which of the following two tools are needed to measure the attenuation value of an obstacle?

  A. Surveying tools ------ tape measure, range finder
  B. Observation record ------ telescope, camera
  C. Signal source ------- fat AP
  D. Signal scanning ------ laptop
  C. Signal source ------- fat AP
  D. Signal scanning ------ laptop

• Question 89:

  What is the correct description of the tools before the actual site survey of the WLAN?

  A. Tape measure is mainly used for indoor scene obstacle test and trace distance measurement.
  B. The range finder is mainly used to measure the outdoor mixing height in outdoor scenes, or the distance between obstacles, the length of the venue, etc.
  C. Hotspot mobile phones can be used as both a signal source and a signal scan
  D. Focus on the installation location of the camera, the overall coverage area, the building structure, and new obstacles in the outdoor coverage scene.
  A. Tape measure is mainly used for indoor scene obstacle test and trace distance measurement.
  B. The range finder is mainly used to measure the outdoor mixing height in outdoor scenes, or the distance between obstacles, the length of the venue, etc.
  C. Hotspot mobile phones can be used as both a signal source and a signal scan

• Question 90:

  In order to enable visitors to access the Internet through the WLAN network, the global pool is used to assign addresses to users. The following are not mandatory?

  A. Network
  B. Gateway-list
  C. DNS-list
  D. Option 43 sub-option 3
  D. Option 43 sub-option 3