Free Huawei H12-311_V3.0 Exam Braindumps (page: 11)

1999 Year, IEEE 802.11a The standard formulation is completed. The standard stipulates that the working frequency band of wireless local area network can reach the transmission rate 11Mbps .
5.15 ~5.825GHz , Data transmission

  1. True
  2. False

Answer(s): B



and 802.11a/b/g The standards are different, 802.11n Protocol is dual-frequency working mode (support 2.4GHz and 5GHz Two working frequency bands).

  1. True
  2. False

Answer(s): A



802.11b Support () channels in the United States, among which () channels do not overlap?

  1. 14
  2. 11
  3. 11
  4. 14

Answer(s): B



original 802.11 What is the maximum rate supported by the protocol Mbps ()?

  1. 1
  2. 2
  3. 5.5
  4. 11

Answer(s): B



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