2011网优试题（新）-GSM网优复习题库 V1.O 单选

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1 ) GSM 系统中接入网络时，手机通过（）识别两个同频同BSIC 小区。

A 、TDMA 帧号
B 、HSN
C 、MAIO

D 、CGI
E 、IMSI
参考答案：A

2 ) The device type for the 64 kbps Time Slots on the Abis interface is : A 、RALT
B 、MALT
C 、RBLT
D 、ETC
参考答案：C

3 ) The MS is close to the cell border defined by the Timing Advance 、The BSC compares the current average value ofTAtothedefinedvalueTimingAdvance L 1 M it ( TALIM ) . If TA exceeds the limit , what happens ?
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 effected  
参考答案：A

4 ) Which of the criteria below is not influenced by the value of CHAP ? A 、Prioritizing of different users or not .
B 、lmmediate assignment on the TCH allowed or not .
C 、TCH OF SDCCH first .
D 、Overlaid subcell as a last resort or not .
E 、Phase 1 or phase 2 mobiles .
参考答案：A

5 ) Which of the following is Ericsson ' s scheme to gradually tighten the reuse distance ina network ?
A 、Multiple Re-use Pattern (MRP)
B 、Ericsson Engineering Tool (EET)

C 、operation and Support System ( OSS )
D 、 Frequency Reuse Plan ( FRP )
E 、Basic Reuse Plan ( BRP )
参考答案：A