________ is a technique for preventing two wireless stations from transmitting at the same time and therefore interfering with each other.
A) Creating extended service sets
B) Roaming
C) The distribution system
D) Media access control
Correct Answer:
Verified
Q34: In unlicensed bands,_.
A) you can use radios
Q36: Companies are moving to the 5 GHz
Q37: The 5 GHz band usually supports about
Q42: _ have SSIDs.
A) Wireless clients
B) Wireless access
Q42: CSMA/CD+ACK is _.
A)unreliable
B)reliable
C)semireliable
Q44: An extended service set (ESS)is a group
Q46: In the 5 GHz band,how many channels
Q57: Spread spectrum transmission is used in WLANs
Q61: In CSMA/CD+ACK,when a wireless NIC wishes to
Q77: Wider channel bandwidth _.
A) increases transmission speed
B)
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