单项选择题
A. Number of available subscriber services B. Number of unsuccessful call set-ups due to congestion C. Channel utilization D. Number of successful call set-ups E. Number of dropped calls
What type of interference is produced by other transmit...
单项选择题What 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
Which unit is used for measuring traffic? （）A. ErlangB....
单项选择题Which unit is used for measuring traffic? （）
A. Erlang B. Bit/second C. Hertz D. Subscribers/kHz E. Subscribers/minute
What is the name of the type of fading which is due to ...
单项选择题What is the name of the type of fading which is due to shadowing? （）
A. Atmospheric fading B. Multi-path fading C. Rayleigh fading D. Log Normal fading E. Path loss
