Huawei H12-311 Online Practice Questions and Exam Preparation

Huawei H12-311 Online Questions & Answers

• Question 211:

  Which of the following technologies operate in the 5 GHz band? (Choose two)

  A. Radar
  B. Bluetooth
  C. Infrared
  D. Digital Satellite
  A. Radar
  D. Digital Satellite

• Question 212:

  The common reasons why an AP cannot obtain an IP address are: (Choose three)

  A. Incorrectly configured address pool
  B. Address pool exhausted
  C. Intermediate network problems
  D. PoE power failure
  A. Incorrectly configured address pool
  B. Address pool exhausted
  C. Intermediate network problems

• Question 213:

  In 1999, the IEEE 802.11a standard was completed. The standard specifies that the WLAN working frequency band is 5.15?.825 GHz, and the data transmission rate can reach 54 Mbps, not 11 Mbps.

  A. True
  B. False
  B. False

• Question 214:

  Which of the following measures can be used to protect WLAN security? (Choose three)

  A. Authentication
  B. Encryption
  C. System protection
  D. Traffic control
  A. Authentication
  B. Encryption
  C. System protection

• Question 215:

  What are the functions of the AC in a wireless network? (Choose three)

  A. Centralized management of APs
  B. Implement roaming functionality
  C. Send beacon frames
  D. Wireless intrusion detection
  A. Centralized management of APs
  B. Implement roaming functionality
  D. Wireless intrusion detection

• Question 216:

  Which of the following statements is true about the coverage distance design principles of a single AP (20 dBm)?

  A. It is recommended that a 5.8 GHz AP be used for through-wall signal coverage.
  B. In the same scenario, the coverage distance of a 2.4 GHz AP is shorter than that of a 5.8 GHz AP.
  C. Inter-floor coverage is supported.
  D. In an open area, the coverage distance is designed based on the AP's actual coverage capability.
  D. In an open area, the coverage distance is designed based on the AP's actual coverage capability.

• Question 217:

  How many channels does China support in the 2.4 GHz band?

  A. 11
  B. 13
  C. 3
  D. 5
  B. 13

• Question 218:

  Telnet is one of the methods to remotely manage APs. You can configure Telnet authentication based on a username and password.

  A. True
  B. False
  A. True

• Question 219:

  The 802.11n standard uses dual bands (2.4 GHz and 5 GHz). Its theoretical transmission rate can reach up to 300 Mbps, and actual test rates can exceed 100 Mbps.

  A. True
  B. False
  B. False

• Question 220:

  In Huawei eSight network management, using the wizard-style configuration for WLAN services requires adding the AC device to the network management system first.

  A. True
  B. False
  A. True