Free H12-311_V3.0 Exam Braindumps
HCIA-WLAN V3.0 Questions 71–75 (page: 16)

Updated On: 10-Feb-2026

Compared with 802.11a/b/g, the technical advantages of 802.11n include which of the following aspects ()?

  1. The maximum theoretical transmission rate is increased to 600Mbps
  2. Backward compatible with 802.11a/b/g protocol
  3. Support MIMO technology
  4. The other three items are correct

Answer(s): C



because 802.11a The maximum rate supported is the same as 802.11g. The maximum rate supported is the same, so 802.11a Protocol is backward compatible 802.11g Agreement.

  1. True
  2. False

Answer(s): B



Which of the following rates is not 802.11

  1. The rate supported by the protocol ()?
  2. 6Mbps
  3. 12Mbps
  4. 24Mbps
  5. 30Mbps

Answer(s): D



A company wants to deploy WLAN, the company has purchased a batch of wireless APs that support 802.11n, when WLAN is deployed, only support Only 802.11n wireless clients can connect to the company's WLAN

  1. True
  2. False

Answer(s): B



802.11 In the frame, it is used to record the network allocation vector ( NAVWhat is the value of ()?

  1. Frame Control
  2. Duration
  3. address Bit
  4. Sequence control bit

Answer(s): B



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