GSM认证考试试题集.docVIP

 HYPERLINK / \t _blank 中国通信人才网 发布时间: 2010-12-2 17:39:07 文章来源:网络 选择题100. 【必考题】 The MS is paged on an incoming call in all cells within a C (1分)A.PLMN B.MSC/VLR Service Area C.Location Area101. 【必考题】 Where is paging initiated? C (1分)A.BSC B.BTS C.MSC102. 【必考题】 What part was added to the MTP in the SS7 signaling system to enable it to support connection-orientated and connection-less signaling? A (1分)A.ISUP B.TCAP C.SCCP103. 【必考题】 The interface between MSC and the BSC in know as B (1分)A.A-interface B.A-bis-interface C.B-interface104. 【必考题】 Which of the following effects the size of a cell? A (1分)A.The type of BSC that the BTS is connected to B.Timing Advance C.Number of cells in a cluster105. 【必考题】 Which of the following groups of cells would be most likely to be used in a city area? B (1分)A.Umbrella, Micro and Pico B.Omnidirectional, Sector and Overlaid C.Underlaid, Overlaid and Omnidirectional106. 【必考题】 Which logical channel transmits the BSIC of a cell? B (1分)A.BCCH B.SCH C.RACH107. 【必考题】 Where are measurement report, which determine handover of a call, carried out? A (1分)A.BSC and MS B.MS and BTS C.MS and MSC108. 【必考题】 The MS is close to the cell border defined by the Timing Advance. The BSC compares the current average value of TA to the defined value Timing Advance LIMit(TALIM). If TA exceeds the limit, what happens? A (1分)A.An attempt is made to handover the call to a neighbouring cell B.An intracell handover takes place C.The TALIM is increased until a handover can be effected109. 【必考题】 The maximum Timing Advance(TA) allowed in GSM is? B (1分)A.63 bit periods B.128 bit periods C.2048 bit periods110. 【必考题】 Which unit performs LAPD concentration and multiplexing? (1分)A.GS B.TRAU C.SRS111. 【必考题】 Intracell Handover involves? A (1分)A.Change of timeslot only B.Change of frequency only C.Change of timeslot and/or change of frequency112. 【必考题】 The normal cell maximum radius for GSM is? A (1分)A.35km B.70km C.50km113. 【必考题】 Which of the fo