Free H12-311_V3.0 Exam Braindumps (page: 25)

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802.11 In the frame, RTS and CTS What is the interframe interval between ()?

  1. SIFS
  2. IFS
  3. DIFS
  4. PIFS

Answer(s): A



After one data frame is sent and confirmed, what is the time interval to wait before sending the next data frame ()?

  1. SIFS
  2. IFS
  3. DIFS
  4. PIFS

Answer(s): C



In the WDS point-to-point network, the backbone link between Root AP and Leaf AP is connected in the 5GHz frequency band. The frequency band is 149.
Which of the following frequency bands () should Leaf AP use?

  1. 149
  2. 153
  3. 157
  4. Apart from 149 It will be all right

Answer(s): A



MIMO(Multiple input and multiple output) The client can use at most 3 Two spatial streams transmit data at the same time, and the maximum theoretical rate can reach , That is, multiple input and multiple output, using 600Mbps . 802.11n Technology wireless access point and guest

  1. True
  2. False

Answer(s): B






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