Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 81:

  Regarding the working principle of 5 GHz priority, which statement is correct?

  A. The 5 GHz priority feature allows 5 GHz clients to send data preferentially.
  B. When 5 GHz priority is enabled, the network transfer speed of clients supporting only 2.4 GHz will be slower.
  C. 5 GHz priority requires the AP to operate normally as a dual-band AP.
  D. 5 GHz priority requires all clients to support both 2.4 GHz and 5 GHz bands.
  C. 5 GHz priority requires the AP to operate normally as a dual-band AP.

• Question 82:

  The AP and antenna can be connected using:

  A. Network cable
  B. CATV coaxial cable
  C. Power cable
  D. 50-ohm RF coaxial cable
  D. 50-ohm RF coaxial cable

• Question 83:

  Which of the following AP modes does not belong to a WDS network?

  A. Root AP
  B. Middle AP
  C. Bridge AP
  D. Leaf AP
  C. Bridge AP

• Question 84:

  Which statement about the naming of "AP6010DN" is incorrect?

  A. "AP" in AP6010DN is the specific prefix for enterprise network APs.
  B. "601" represents the standard indoor placement type, 1st generation.
  C. "D" indicates that the AP is dual-band and supports 2.4 GHz and 5 GHz bands.
  D. "N" means the AP is an 802.11n AP.
  D. "N" means the AP is an 802.11n AP.

• Question 85:

  Which command can be used to view the current version information?

  A. display interface
  B. display current-configuration
  C. display ap all
  D. display version
  D. display version

• Question 86:

  Which service model can provide end-to-end QoS services but has limited scalability?

  A. Best Effort model
  B. IntServ model
  C. FIFO model
  D. DiffServ model
  B. IntServ model

• Question 87:

  The antenna configuration of MIMO is usually expressed as "M*N". What do M and N represent? (Choose two)

  A. M indicates the number of transmit antennas
  B. N indicates the number of transmit antennas
  C. N indicates the number of receive antennas
  D. M indicates the number of receive antennas
  A. M indicates the number of transmit antennas
  C. N indicates the number of receive antennas

• Question 88:

  Which of the following is the original IEEE wireless local area network standard?

  A. IEEE 802.11
  B. IEEE 802.10
  C. IEEE 802.12
  D. IEEE 802.16
  A. IEEE 802.11

• Question 89:

  Which of the following statements about antenna gain are true?

  A. When selecting antenna gain, ensure that the antenna beam matches the coverage area. If the coverage distance is short, select low-gain antennas with wide vertical lobes to ensure proper coverage near the antenna.
  B. An antenna's gain quantitatively measures how effectively it can radiate input power in a given direction.
  C. An antenna's gain reflects its ability to transmit and receive signals in a specific direction and is unrelated to the antenna model.
  D. Antennas are passive components and do not amplify electromagnetic signals.
  A. When selecting antenna gain, ensure that the antenna beam matches the coverage area. If the coverage distance is short, select low-gain antennas with wide vertical lobes to ensure proper coverage near the antenna.
  B. An antenna's gain quantitatively measures how effectively it can radiate input power in a given direction.
  D. Antennas are passive components and do not amplify electromagnetic signals.

• Question 90:

  Which of the following modes can be used to upgrade Huawei APs?

  A. FTP mode
  B. SFTP mode
  C. AC mode
  D. SSH mode
  A. FTP mode
  B. SFTP mode
  C. AC mode