The multiplexing method used by 3-G cell phone systems is _____.
A) time division multiplexing TDM)
B) frequency division multiplexing FDM)
C) orthogonal frequency division multiplexing OFDM)
D) code division multiplexing access CDMA)
Correct Answer:
Verified
Q15: In the phone network,interexchange carriers are _.
A)networks
Q16: The technology developed by phone companies to
Q17: All of the following are true of
Q18: In the phone network,the local loop is
Q19: Typically in DSL _.
A)downstream data rates are
Q20: In the phone network,the end office is
Q21: In the cell phone system,conversations are switched
Q22: The major development in 2-G cell phone
Q23: The major advantage of CDMA over TDM
Q25: In a cell phone system,the process of
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