單項(xiàng)選擇題Which of the following is not necessary to consider when surveying a potential site? （）

A. Space for antennas
B. Frequency allocation
C. Electrical power availability
D. Permission/Contract with owner
E. Availability of PCM link to the BSC


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你可能感興趣的試題

1.單項(xiàng)選擇題A subscriber makes a two-minute call and a four-minute call during the busy hour. How much traffic does he generate for that hour? （）

A.33 millierlangs
B.66 millierlangs
C.100 millierlangs
D.10 millierlangs
E.25millierlangs

2.單項(xiàng)選擇題Reusing frequencies in a cellular pattern (compared to “one big cell”)（）

A. Increases channel utilization, cost ,and interference.
B. Increases capacity and cost, but decreases interference.
C. Increases capacity, but decreases cost and interference.
D. Increases capacity, cost, and interference.

3.單項(xiàng)選擇題Which cell pattern is recommended to use when using frequency hopping? （）

A.4/12
B.3/9
C.7/21
D.7/7

4.單項(xiàng)選擇題Which of these is not a prediction model for radio coverage? （）

A.Algorithm-9999
B.Cost-231
C.Okumura-Hata
D.Printhana
E.Walfish-Ikegami

5.單項(xiàng)選擇題Which of these assumptions is necessary to use in system balance? （）

A.The sensitivity is the same for the MS and the BTS.
B. The path loss is the same for the MS and the BTS.
C. The feeder loss is the same for the MS and the BTS.
D. The antenna gain is the same for the MS and the BTS.
E. The combiner loss is the same for the MS and the BTS.