Which statement accurately describes IEEE 802.11 Power Save operation in a Basic Service Set that does not support the QoS facility?

Question

Options

• AFollowing a period of time in a low power state, client stations wake themselves and automatically
• BWhen the access point's buffer is full, the access point wakes all client stations using a PS-Poll
• CUpon receiving traffic for a dozing station, the access point wakes the client station using a PS-
• DAfter waking from a low power state, client stations listen for the next Beacon to determine if
• EAfter waking at a scheduled TBTT, client stations send Null Function frames to the access point

• A
  6% (2)
• B
  3% (1)
• D
  83% (29)
• E
  9% (3)

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