Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 341:

  For shared key authentication, which of the following descriptions is incorrect?

  A. After using shared key authentication, WEP encryption must be used.
  B. Shared key requires the user and AP to use the same shared key.
  C. For thin APs, the shared key is preset in the AC.
  D. The disadvantage of shared key is that it is not scalable and not very secure.
  C. For thin APs, the shared key is preset in the AC.

• Question 342:

  When configuring the authentication mode of an AP, which authentication modes are supported? (Choose three)

  A. mac-auth
  B. sn-auth
  C. no-auth
  D. mac-sn-auth
  A. mac-auth
  B. sn-auth
  C. no-auth

• Question 343:

  What are the modulation methods based on the signal parameters being controlled? (Choose three)

  A. Amplitude modulation
  B. Frequency modulation
  C. Phase modulation
  D. Modulation
  A. Amplitude modulation
  B. Frequency modulation
  C. Phase modulation

• Question 344:

  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

• Question 345:

  CCMP encryption is more secure than TKIP encryption due to its security improvements.

  A. Uses a longer IV
  B. Adds a key distribution mechanism, no longer using a single key
  C. Adopts a more complex encryption algorithm
  D. Adds a message integrity check mechanism
  C. Adopts a more complex encryption algorithm

• Question 346:

  FILL IN THE BLANK After deploying a WLAN, an engineer finds that the corresponding SSIDs cannot be discovered and suspects that some APs failed to go online. To query the APs that have gone online on the AC, the engineer can run the ___________ command.

  display ap all

• Question 347:

  For indoor distributed APs, which statement is correct?

  A. AP power can be up to 800 mW.
  B. It can be deployed in conjunction with the carrier's 3G network.
  C. Waterproof and dustproof
  D. AP6310SN supports dual-frequency mode
  B. It can be deployed in conjunction with the carrier's 3G network.

• Question 348:

  Huawei load balancing has three types of judgment: traffic mode, session mode, and virtual switch mode.

  A. True
  B. False
  B. False

• Question 349:

  IEEE is the standardization organization responsible for wireless frequency usage in the United States.

  A. True
  B. False
  B. False

• Question 350:

  For the CAPWAP protocol, which of the following descriptions is incorrect?

  A. CAPWAP is a communication protocol between the AC and a thin AP.
  B. CAPWAP is the transmission protocol used between a thin AP and a wireless client.
  C. CAPWAP is developed by the CAPWAP Working Group.
  D. The formulation of the protocol incorporates useful features from other protocols.
  B. CAPWAP is the transmission protocol used between a thin AP and a wireless client.