Huawei H12-311 Exam
HCIA-WLAN V2.0 (Page 15 )

Updated On: 9-Feb-2026

Wireless client passive scanning is obtained by receiving what frames to get around the wireless network information?

  1. Beacon frame
  2. Probe Request frame
  3. Authentication frame
  4. Association Request frame

Answer(s): A



What is the wireless client's active scanning to get the surrounding wireless network information by sending frames?

  1. Beacon frame
  2. Probe Request frame
  3. Authentication Request frame
  4. Association Request frame

Answer(s): B



There are four wireless STAs. Which workstations occupy the channel preferentially according to the following backoff time parameters?

  1. 5
  2. 7
  3. 4
  4. 6

Answer(s): C



What are the wireless LAN standards that support the 5GHz band (Select 2 Answers)?

  1. 802.11a
  2. 802.11b
  3. 802.11g
  4. 802.11n

Answer(s): A,D



What are the mandatory standards for wireless LAN security in China?

  1. WiFi
  2. WAPI
  3. WLAN
  4. WiMAX

Answer(s): B






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