Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 361:

  What are the reasons why an AP may fail to go online? (Choose three)

  A. The DHCP address pool is incorrectly configured, causing the AP to fail to obtain an IP address.
  B. The AP uses static discovery, but the AC IP address is configured incorrectly.
  C. The AP version is inconsistent with the AC version.
  D. The controller uses no-auth authentication mode.
  A. The DHCP address pool is incorrectly configured, causing the AP to fail to obtain an IP address.
  B. The AP uses static discovery, but the AC IP address is configured incorrectly.
  C. The AP version is inconsistent with the AC version.

• Question 362:

  When channel interference in the 2.4 GHz band is severe, configuring the device to 3 channels can effectively reduce interference.

  A. True
  B. False
  B. False

• Question 363:

  Which of the following data rates are supported by 802.11g?

  A. 1, 2, 5.5, 11 and 6, 9, 12, 18, 24, 30, 36, 48, 54 Mbps
  B. 6, 9, 12, 18, 24, 36, 48, 54 Mbps
  C. 1, 2, 5.5, 11 and 6, 9, 12, 18, 24, 36, 48, 54 Mbps
  D. 6, 9, 12, 18, 24, 30, 36, 48, 54 Mbps
  C. 1, 2, 5.5, 11 and 6, 9, 12, 18, 24, 36, 48, 54 Mbps

• Question 364:

  Regarding the classification and function of Huawei APs, which statements are correct? (Choose three)

  A. AP6010SN and AP6010DN are indoor-mounted APs.
  B. AP6310SN is an indoor distributed AP.
  C. AP6510DN and AP6610DN are outdoor APs.
  D. AP6610DN has a Gigabit fiber interface, so it cannot be directly connected to the AC6605.
  A. AP6010SN and AP6010DN are indoor-mounted APs.
  B. AP6310SN is an indoor distributed AP.
  C. AP6510DN and AP6610DN are outdoor APs.

• Question 365:

  Which of the following rates is not supported by the 802.11a protocol?

  A. 6 Mbps
  B. 12 Mbps
  C. 24 Mbps
  D. 30 Mbps
  D. 30 Mbps

• Question 366:

  There are 300 users, with a concurrency rate of 70%. The terminals support both the 2.4 GHz and 5 GHz frequency bands. Each AP can support a maximum of 40 concurrent dual-band access users. At least how many APs are required to meet the capacity requirements?

  A. 5
  B. 6
  C. 7
  D. 8
  B. 6

• Question 367:

  Which of the following are common sources of WLAN interference? (Choose three)

  A. Microwave oven
  B. Remote control
  C. Cordless telephone
  D. Bluetooth transmission equipment
  A. Microwave oven
  C. Cordless telephone
  D. Bluetooth transmission equipment

• Question 368:

  Which of the following are incorrect ways to refer to AP access control? (Choose two)

  A. By default, the AP access control mode to the AC is unauthenticated.
  B. By configuring the AP while it is offline, authentication is required to automatically access the AP.
  C. The configuration whitelist can authenticate based on MAC or SN.
  D. If AP access control uses MAC authentication, APs outside the MAC authentication list can also go online after manual confirmation.
  A. By default, the AP access control mode to the AC is unauthenticated.
  B. By configuring the AP while it is offline, authentication is required to automatically access the AP.

• Question 369:

  The following figure shows the WLAN topology of an enterprise. If direct forwarding mode is used and policy-based routing is not considered, which of the following paths may be used on the network?

  

  A. AP SW3 SW2 AC SW2 SW1
  B. AP SW3 SW2 SW1
  C. AP AC SW2 SW1
  D. AP SW3 SW2 AC SW2 SW3 SW2 SW1
  B. AP SW3 SW2 SW1

• Question 370:

  Unlike the 802.11a/b/g standards, the 802.11n protocol supports dual-band operation (2.4 GHz and 5 GHz).

  A. True
  B. False
  A. True