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單項選擇題

Which unit is the BSC perform the LAPD signalling and Inband signalling(64kpbs).（）

A.GS
B.SRS
C.TRH
D.TRAU

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單項選擇題

How many paging requests can, at the most, fit into one paging block?（）

A.10
B.20
C.4
D.60
E.80

單項選擇題

The following events all require an SDCCH. Which event has normally the longest holding time? （）

A. Normal updating
B. IQMSI attach/detach
C. Registration
D. Call set-up
E. SMS point-to-point

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