(From the box,"Controlling 802.11 Transmission") In ________,when a wireless host wishes to send,it first sends a message to the wireless access point asking for permission to send.When the access point sends back a response,the host sending the original message may transmit.All other hosts must wait.
A) CSMA/CA+ACK
B) CSMA/CA
C) CSMA/CD
D) RTS/CTS
Correct Answer:
Verified
Q49: Which of the following uses OFDM?
A)802.11g.
B)802.11n.
C)Both A
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Q54: Access points take _ from wireless devices
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Q58: Spread spectrum transmission is used in commercial
Q58: (From the box,"Controlling 802.11 Transmission")Which of the
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