数据库期末考试复习题库(非常全面)

Wewillcontinuetoimprovethecompany'sinternalcontrolsystem,andsteadyimprovementinabilitytomanageandcontrol,optimizebusinessprocesses,toensuresmoothprocesses,responsibilitiesinplace;tofurtherstrengtheninternalcontrols,playacontrolpostindependentoversightroleofevaluationcomplyingwiththird-partyresponsibility;toactivelymakeuseofinternalaudittoolsdetectpotentialmanagement,streamline,standardizerelatedtransactions,strengtheningoperationsinaccordancewithlaw.Deepeningtheinformationmanagementtoensurefullcommunicationzeroresistance.ToconstantlyperfectERP,andBFS++,andPI,andMIS,andSCM,informationsystembasedconstruction,fullintegrationinformationsystem,achievedinformationresourcesshared;toexpandPortalsystemapplicationofbreadthanddepth,playinformationsystemonenterpriseofAssistantrole;toperfectdailyrunmaintenanceoperationofrecords,promoteproblemreasonsanalysisandsystemhandover;tostrengtheningBFS++,andERP,andSCM,technologyapplicationoftraining,improveemployeesapplicationinformationsystemofcapacityandlevel.Humanisticcaretoensurezero.TostrengtheningHumanitiescare,continuestofostercompanywindclear,andgasare,andheartShunofcultureatmosphere;strengtheninglovehelpedtrapped,caredifficultemployees;carriedoutstyleactivities,richemployeeslife;strengtheninghealthandlabourprotection,organizationcareerhealthmedical,controlcareeragainst;continuestoimplementationpsychologicalwarningpreventionsystem,trainingemployeeshealthofcharacter,andstableofmoodandenterprisingofattitude,createdfriendlyfraternityofHumanitiesenvironment.Tostrengthenriskmanagement,ensurethatthebusinessofzerorisk.Tostrengthenedbusinessplansmanagement,willbusinessbusinessplanscovertoalllevel,ensurethebusinesscancontrolincontrol;tocloseconcernfinancial,andcoalelectriclinkage,andenergy-savingscheduling,nationalpolicytrends,strengtheningtrack,activeshould;toimplementationState-ownedassetsmethod,furtherspecificationbusinessfinancialmanagement;toperfectrisktubecontrolsystem,achievedriskrecognition,andmeasure,andassessment,andreport,andcontrolfeedbackofclosedringmanagement,improveriskpreventioncapacity.Tofurtherstandardizetrading,andstrivetoachieveaccordingtolaw,standardizeandfair.Innovationofperformancemanagement,toensurethatpotentialemployeeszerofly.Tostrengthenperformancemanagement,processcontrol,enhanceemployeeevaluationandlevelsofeffectivecommunicationtoimproveperformancemanagement.Tofurtherquantifyandrefineemployeestandards...Work,fullplayparty,andbranch,andmembersinfivetypeEnterpriseconstructionintheofcorerole,andfightingfortressroleandpioneermodelrole;tocontinuestostrengtheningfourgoodleadershipconstruction利用设在基坑边的固定泵输送砼到施工面，人工摊铺，平板振捣器振捣密实，用刮杠沿模板顶将砼刮平，并用木抹搓平压实，确保砼密实和表面平整。砼浇注时埋设支立模板及钢筋支架所需预埋铁件playlevelscadresinenterprisedevelopmentintheofbackbonebackbonerole;tofullstrengtheningmembersyouthwork,fullplayyouthemployeesincompanydevelopmentintheofforcerole;toimproveindependentCommissionagainstcorruptionworklevel,strengtheningonenterprisebusinesskeylinkofeffectivenessmonitored.,Andmaintainstability.Tofurtherstrengthenpublicityandeducation,improvetheoveralllegalsystem.Wemuststrengthensafetymanagement,establishandimprovetheeducation,supervision,andevaluationasoneofthetrafficsafetymanagementmechanism.ToconscientiouslysumuptheOlympicsecuritycontrols,promotingintegratedmanagementtoahigherlevel,higherstandards,ahigherlevelofdevelopment.Employees,todayislunarcalendaronDecember24,theoxBellisabouttoring,atthistimeofyear,weclearlyfeelthepulseoftheXXpowergenerationcompanytoflourish,tomoreclearlyhearXXpowergenerationcompaniesmatureandsymmetrybreathing.Recallingpastoneanotheracrossarailing,weareenthusiasticandfullofconfidence.Futuredevelopmentopportunities,wemoreexcitingfightmorespirited.Employees,letustogetheracross2013fullofchallengesandopportunities,tocreateagreen,low-costoperation,fullofhumanecareofaworld-classpowergenerationcompanyandworkhard!TheoccasionoftheSpringFestival,mysincerewishthatyouandthefamiliesofthestaffinthenewyear,goodhealth,happy,happy!数据库期末考试复习题库(非常全面)第一部分第一章：一选择题：1．在数据管理技术的发展过程中，经历了人工管理阶段、文件系统阶段和数据库系统阶段。在这几个阶段中，数据独立性最高的是阶段。A．数据库系统B．文件系统C．人工管理D．数据项管理答案：A2．数据库的概念模型独立于。A．具体的机器和DBMSB．E-R图C．信息世界D．现实世界答案：A3．数据库的基本特点是。A．(1)数据可以共享(或数据结构化)(2)数据独立性(3)数据冗余大，易移植(4)统一管理和控制B．(1)数据可以共享(或数据结构化)(2)数据独立性(3)数据冗余小，易扩充(4)统一管理和控制C．(1)数据可以共享(或数据结构化)(2)数据互换性(3)数据冗余小，易扩充(4)统一管理和控制D．(1)数据非结构化(2)数据独立性(3)数据冗余小，易扩充(4)统一管理和控制答案：B4.是存储在计算机内有结构的数据的集合。A．数据库系统B．数据库C．数据库管理系统D．数据结构答案：B5．数据库中存储的是。A．数据B．数据模型C．数据以及数据之间的联系D．信息答案：C6.数据库中，数据的物理独立性是指。A．数据库与数据库管理系统的相互独立B．用户程序与DBMS的相互独立C．用户的应用程序与存储在磁盘上数据库中的数据是相互独立的D．应用程序与数据库中数据的逻辑结构相互独立答案：C7.．数据库的特点之一是数据的共享，严格地讲，这里的数据共享是指。A．同一个应用中的多个程序共享一个数据集合B．多个用户、同一种语言共享数据C．多个用户共享一个数据文件D．多种应用、多种语言、多个用户相互覆盖地使用数据集合Wewillcontinuetoimprovethecompany'sinternalcontrolsystem,andsteadyimprovementinabilitytomanageandcontrol,optimizebusinessprocesses,toensuresmoothprocesses,responsibilitiesinplace;tofurtherstrengtheninternalcontrols,playacontrolpostindependentoversightroleofevaluationcomplyingwiththird-partyresponsibility;toactivelymakeuseofinternalaudittoolsdetectpotentialmanagement,str