單項(xiàng)選擇題

Which type of interference is produced by other transmitters on the same frequency? （）

A. Double interference
B. Co-channel interference
C. Adjacent channel interference
D. Reflected interference
E. Timing interference

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單項(xiàng)選擇題

A cell has 3 TRUs with an SDCCH/8 configuration. What is themaximum number of telephone calls it can support simultaneously with ahalf-rate vocoder? （）

A. 22
B. 44
C. 8
D. 3
E. 46

單項(xiàng)選擇題

How many ARFCNs can an operator use if allocated 15 MHz uplink and 15 MHz downlink (minus one for guardband)? （）

A.14 ARFCNs
B.15 ARFCNs
C.29 ARFCNs
D.75 ARFCNs
E.74 ARFCNs