Spread spectrum transmission is used in WLANs because ________.
A) it is required by regulators
B) it offers strong security
C) Both A and B
D) Neither A nor B
Correct Answer:
Verified
Q27: To transmit very rapidly in RADIO,you need
Q29: The 2.4 GHz band supports _ nonoverlapping
Q30: Channels with wide bandwidths are called _
Q31: The frequency range from 500 megahertz to
Q33: In unlicensed bands,_.
A)you can use radios wherever
Q34: Which unlicensed band is defined the same
Q35: Spread spectrum transmission is used in WLANs
Q36: 802.11 standards are being developed to work
Q37: What aspect of 802.11 standards affects interference
Q40: WLANs normally use _.
A)licensed bands
B)unlicensed bands
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