單項選擇題

What does Grade of Service (GoS) mean? （）

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

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單項選擇題

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

單項選擇題

Which unit is used for measuring traffic? （）

A. Erlang
B. Bit/second
C. Hertz
D. Subscribers/kHz
E. Subscribers/minute

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What does Grade of Service (GoS) mean? （）

你可能感興趣的試題

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

Which unit is used for measuring traffic? （）