W网优试题检索(基础).doc

试题检索制表日期:2007-10-29序号,试题内容,试题选项,试题答案,试题类别,出题人,版本,试题难度,考点关键字,参考分值,录入时间,审核状态,试题类型,1,Common antenna polarizaiton modes are:,1、horizontal polarization2、vertical polarization3、Circle polarization4、Ellipse polarization,12,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,王文琼108009,2,基础,2,2007-10-12 0:00:00,审核通过,多选,2,As an important component of the mobile communications system, the antenna is,1、an energy conversion equipment2、a direction conversion equipment3、a signal transceiving equipment4、influences system performance,1234,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,王文琼108009,2,基础,2,2007-10-12 0:00:00,审核通过,多选,3,The antenna gain is stated in,1、dBd2、dBi3、dBm4、dB,12,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,王文琼108009,2,基础,2,2007-10-12 0:00:00,审核通过,多选,4,The antenna downtilt value is the sum of _ and electric downtilt.,1、Mechanical downtilt2、Pole curvature3、vertical lobe4、horizontal lobe,12,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,王文琼108009,2,基础,2,2007-10-12 0:00:00,审核通过,多选,5,The inter-frequency handover in WCDMA is always hard handover, and the intra-frequency handover is always soft handover. ,0,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-29 0:00:00,审核通过,判断,6,Of the ZTE base station engineering material configuration,the 48VDC power cable is of the color  _and cross area 25 mm2;the 48VGNDDC power cable is of the color  _ and cross area 25mm2;the protective grounding cable is of the color yellow-green and cross area 35mm2.,blueblack,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,王俊刚130539,1,基础,2,2007-5-25 0:00:00,审核通过,填空,7,The AC power cable, DC power cable， grounding and signaling cable are arranged separately. The distance among them is ( ).,1、50mm150mm 2、100mm200mm3、150mm250mm4、200mm300mm,2,认证题库（英文）售后技术认证(英文)WCDMA-RNSENGINEERING CRITERION,褚叶春200605,1,基础,1,2007-5-25 0:00:00,审核通过,单选,8,The HSDPA provides a new transmission channel, that is, high-speed downlink shared channel ( ) to bear the subscriber data.,1、HS-PDSCH2、HS-DSCH3、HS-SCCH4、HS-DPCCH,2,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE RRM OF WCDMA SYSTEM,张宁121841,1,基础,1,2007-5-25 0:00:00,审核通过,单选,9,The definition of the intra-frequency event 1F is_?,1、The best cell changes2、The quanlity of a pilot signal reaches to the reporting range3、The quality of a pilot signal is lower than an absolute threshold4、The quality of a pilog signal is higher than an absolute threshold,3,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE RRM OF WCDMA SYSTEM,张宁121841,1,基础,1,2007-5-25 0:00:00,审核通过,单选,10,LMT has two login modes:  _and _ .,online configurationoffline configuration,认证题库（英文）售后技术认证(英文)WCDMA-RNSOMCR-NETWORK MANAGEMENT,王俊刚130539,1,基础,1,2007-5-24 0:00:00,审核通过,填空,11,Before touching the equipments or taking boards, circuit boards, IC chips, etc., the person shall wear _ to prevent the sensitive parts from damages by static, and it shall be well grounded.,anti-static tache,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF ATM/IP,王俊刚130539,1,基础,1,2007-5-24 0:00:00,审核通过,填空,12,The posted label shall be angled _ with the horizontal line.,45o,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF ATM/IP,王俊刚130539,1,基础,1,2007-5-24 0:00:00,审核通过,填空,13,When posting the power labels, the labels shall be posted at both sides of power cable closely, which is _mm to each side.,20,认证题库（英文）售后技术认证(英文)WCDMA-RNSENGINEERING CRITERION,王俊刚130539,1,基础,1,2007-5-24 0:00:00,审核通过,填空,14,For the joint grounding system in B09 equipment room, the grouding resistance value shall be less than（）.,1、0.52、13、54、10,3,认证题库（英文）售后技术认证(英文)WCDMA-RNSPOWER SUPPLY AND GROUNDING,王俊刚130539,1,基础,1,2007-5-24 0:00:00,审核通过,单选,15,WOMCR can synchronize the RNC foreground data in two modes: _ and _.,whole table synchronizationincremental synchronization,认证题库（英文）售后技术认证(英文)WCDMA-RNSOMCR-NETWORK MANAGEMENT,褚叶春200605,1,基础,2,2007-5-17 0:00:00,审核通过,填空,16,The lightning grounding system must meet related specifications. The grounding resistance should be less than_ ohm.,5,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,17,The RF cable connector shall be installed properly to avoid abnormal _, which may affect the normal system running.,Standing Wave Ratio(SWR),认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,18,The power cable shall be protected with _ tube before going out of the equipment room.,PVC,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,19,The E1 cable on the cabinet top should have a certain _ and be not tensed; otherwise the E1 cable cannot be well connected with the cabinet connector when the cable rack is unsteady.,margin,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,20,The dimensions of ZXWR NB09 macro cell indoor base station cabinet are _mm_mm_mm.,1200600600,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,3,2007-5-17 0:00:00,审核通过,填空,21,ZXWR NB09 macro cell indoor base station can provide two types of transmission interfaces: _ and _. In principle, the transmission device is provided by the user, so only the transmission impedance of E1 cable is measured.,STM-1E1,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,2,2007-5-17 0:00:00,审核通过,填空,22,The protection grounding cable used by ZTE equipment is the yellow green power cable with a cross-sectional area of _ cm2.,35,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,23,The cabling rack should be grounded if it is made of conductive materials. The cross-sectional area of the grounding cable should be at least _ mm2.,16,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,24,he bending radius of the tail fiber should be at least _ mm.,80,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,25,When the protection grounding cable of the device is connected to the outside of the equipment room, the tie-in should be provided with waterproof self-adhesive tape and PVC insulation tape for the _ purpose.,waterproof,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,26,The B09 system consists of two parts. The _ part consists of main control clock switching board CCS, Iub interface processing board IIA, baseband processing board BP, and baseband RF interface board RBI. In addition, the environment monitoring unit EMU can also be considered as a component of this part.,baseband digital,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE NODEB EQUIPMENTSTECHNOLOGIES,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,27,The BP board software includes three parts: _,_ and _.,high layer softwareFPGA softwareDSP software,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,3,2007-5-17 0:00:00,审核通过,填空,28,protection ground cable is the yellow green fire-resistant cable with a core area of_ mm2.,35,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,29,The cabling rack should be grounded if it adopts conductive materials, and the core area of the grounding cable should be not less than _mm2.,16,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,30,The RF cable connector should be installed correctly to avoid abnormal _ due to false connection, which may affect the normal system running.,standing wave ratio (SWR),认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,31,The power cable should be protected with _ tube before going outside of the equipment room.,PVC,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,32,When the protection grounding cable of the device is connected to the outside of the equipment room, the tie-in should be provided with waterproof self-adhesive tape and PVC insulation tape for the _ purpose.,waterproof,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,33,The E1 cable on the cabinet top should have a certain _ and be not tensed; otherwise the E1 cable cannot connect with the cabinet connector reliably when the cable rack is unsteady.,margin,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,34,RNC V3 supports networking modes such as _, chain, ring, and hybrid.,star,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,35,In WCDMA system, the _is used to distinguish cells; the _is used to distinguish physical channels in the downlink direction; the _ is used to distinguish subscribers in the uplink direction.,primary scramble codechannelization codescramble code,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,3,2007-5-17 0:00:00,审核通过,填空,36,The main purposes of the 3G mobile communication system include: 1. Meeting the requirement of future mobile subscriber capacity; 2. _.,Providing services communication multimedia and data mobile,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,37,The working band of the 3G mobile communication system is _.,2000MHz,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,38,The WCDMA communication system belongs to _ communication system.,CDMA,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,39,The RTT technology of WCDMA is _.,IMT-2000 CDMA DS,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,40,The radio band of WCDMA is: _.,Uplink: 2110MHz2170MHz downlink: 1920MHz1980MHz;,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,41,The WCDMA technology is released by _. ,3GPP,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,1,2007-5-17 0:00:00,审核通过,填空,42,Among the development stages of WCDMA, the _ and _ technologies are introduced in R5. ,HSDPAIMS,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,2,2007-5-17 0:00:00,审核通过,填空,43,Please describe the composition of the NodeB integrated equipment. ,The NodeB includes the following (from top to bottom): Power distribution plug-in box PDM (2U), transmission plug-in box (1U), centrifugal blower plug-in box (2U), baseband control RF plug-in box (8U), ventilation plug-in box (2U), power amplifier plug-in box (7U), and power amplifier blower plug-in box (2U). Put the plug-in box into the rack through the guiding rail, and secure it to the rack with bolts. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB HARDWARE SET,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,44,Please list the check items related to the antenna feeder system during the installation of ZXWR B09 (V3.0). ,1/2 lower jumper, main feeder cable, outdoor grounding and feeder cable grounding clips, waterproof elbows of the feeder cable window and main feeder cable, three-unit feeder cable card, 1/2 upper jumper, antenna, and standing wave ratio of the feeder cable.,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF NODEB HARDWARE,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,45,Please describe the funtions of NodeB in WCDMA system. ,The NodeB implements the radio link transmission with the UE through the Uu interface. The functions include RF processing, channel coding/decoding and multiplexing/demultiplexing, spreading spectrum/modulation and despreading spectrum/demodulation, measurement and report, softer handoff and power control, diversity, compression mode, synchronization, and so on.The NodeB connects with the RNC through the Iub interface, reports the measurement information of the NodeB, and transfers the system information broadcast provided by the RNC. It also executes the access control, mobility management, radio resource management, and control commands delivered by the RNC. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE NODEB EQUIPMENTSTECHNOLOGIES,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,46,Please brief the major functions of the CCS board in the system. ,1)It provides the layer-2 Ethernet switching function and supports the data switching of the traffic streams and control streams inside the system. 2)It proceses the Iub interface procotols, including NBAP, SSCOP, and ALCAP. 3)It monitors, controls, and maintains the whole base station system. It also monitors and controls the operating state of each board in the system. 4)It manages the versions of the board programs and FPGA configuration files. It supports local and remote version upgrading.5)It generates and distributes the clock signals required by each part of the system. It provides the real-time clock function for the O&M system.6)The real-time clock can be calibrated. The front board can output 10 MHz and 100 Hz clock signals. 7)It provides an RS485 interface to the GPS receiver on the EMU to manage the GPS receiver. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE NODEB EQUIPMENTSTECHNOLOGIES,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,47,Please write out the functions of the IIA composite subsystem. ,1)Providing a physical interface to the RNC to process the ATM physical layer of the Iub interface. 2)Implementing ATM-layer processing and adaptation-layer processing of the ATM.3)Receiving and transmitting signaling data and user data.4)Switching ATM cells. 5)Extracting clock signals. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE NODEB EQUIPMENTSTECHNOLOGIES,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,48,Please brief the functions of NodeB. ,1)Implementing the Iub interface to the RNC.2)Radio resource management: physical-layer baseband part and physical-layer RF part.3)Implementing local OMC and transparent OMC of the RNC.4)Local environment monitoring.,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE NODEB EQUIPMENTSTECHNOLOGIES,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,49,Describe the capacity of ZXWR B09 based on the number of supported channels, Iub interface, and the maximum number of sectors. ,The number of supported channels: 640 12.2K voice phone channels.The number of supported Iub interface2 STM-1 interfaces (one of them is used for cascading) 16 E116 T1Maximum number of sectors: 3C3S,认证题库（英文）售后技术认证(英文)WCDMA-RNSNODEB COMMISSIONING,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,50,Please list the versions involved in the evolution of WCDMA core network and describe the changes of network elements. ,The WCDMA specification develops in this way: R99 - R4 - R5. During the evolution, the logical classifcation of the core network remains unchanged and still includes CS domain and PS domain. However, in R5, the IP multimedia subsystem (IMS) is added. The NE entities are changed as follows: The MSC in R99 is logically divided into MGW and MSC server in R4; in R5, the IMS is added on the basis of R4; in R4 and R5, the corresponding interfaces are added. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,51,The UMTS system is also called WCDMA system. Please give a brief description of the network subsystems and their functions. ,The WCDMA system is divided into radio access network subsystem (RNS), core network subsystem (CN), and operation&maintenance subsystem (OSS).The RNS is responsible for the allocation, releasing, and handoff management of all the radio channels related to the radio access. The CN implementing all the switching, connecting, and routing functions related to the voice calls, data connection and external networks.The OSS implements functions related to network operation&maintenace and subscriber management. ,认证题库（英文）售后技术认证(英文)WCDMA-RNSTHE BASIS OF 3G,褚叶春200605,1,基础,5,2007-5-17 0:00:00,审核通过,问答,52,Please list the NE e