複選題
45. Which are the properties of CDMA?
(A) Hard to spy
(B) No need all stations to synchronize
(C) All cells can use all frequencies
(D) No need for a large continuous frequency band
(E) No hard limit on capacity of a cell
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統計: A(19), B(33), C(29), D(15), E(19) #872772
統計: A(19), B(33), C(29), D(15), E(19) #872772