A particular cell is expected to support 6 Erlangs of traffic at 1% Grade of Service. How many traffic channels are required?()
A、6
B、13
C、3
D、15
E、22
A、6
B、13
C、3
D、15
E、22
A、A.In times of heavy weather, it is extremely dangerous if a seaman is not enough tall B、B.In times of heavy weather, it is extremely dangerous if a crew is very short C、C.In case of bad weather, it is particularly dangerous if there is a shortage in personnel D、D.In case of bad weather, it is particularly dangerous if there are enough personnel
A、A. Each cell can handle the same amount of subscribers B、B. The network is dimensioned for all mobile classes C、C. All cells are of the same size D、D. All BTSs use the same output power E、E. Uplink and downlink coverage is the same
A、A.Packet loss is less than one percent. B、B.Signal strength at cell edge is approximately -67 dBm. C、C.End-to-end delay is less than 200 ms. D、D.Cell overlap between APs is 50 percent.
A、No further securing is usually required B、Containers must have vertical lashings if they do not have twist lock securing C、All containers must have vertical and horizontal lashings D、The container must be locked into the cell guide