资源描述:
《文献译文-新型的基于web的在线考试系统.doc》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、ANOVELWEB-BASEDONLINEEXAMINATIONSYSTEMFORCOMPUTERSCIENCEEDUCATIONYuanZhenming1,ZhangLiang2,ZhanGuohua3AbstractWeb-basedExaminationSystemisaneffectivesolutionformasseducationevaluation.WehavedevelopedanovelonlineexaminationsystembasedonaBrowser/Serverframeworkwhichcarriesouttheexamin
2、ationandauto-gradingforobjectivequestionsandoperatingquestions,suchasprogramming,operatingMicrosoftWindows,editingMicrosoftWord,ExcelandPowerPoint,etc.Ithasbeensuccessfullyappliedtothedistanceevaluationofbasicoperatingskillsofcomputerscience,suchasthecourseofcomputerskillsinUniversi
3、tiesandthenationwideexaminationforthehighschoolgraduatesinZhejiangProvince,China.1.WEB-BASEDONLINEEXAMINATIONSYSTEM1.1TheaimoftheexaminationsystemAsauniversalexaminationsystemfortheeducationofbasiccomputeroperation,itmustmeetthefollowingrequirements:1.Areasonablequestionstorage,whic
4、hmustconformtothegeneraloutlineoftheexam.2.Apracticalinterface.Therearetwotypesofexaminterfaces.Oneisthesimulation,theotheristheactualenvironment.Thesecondschemewillgivethestudentcomputerskills.3.Arangeofquestiontypes,suchasobjectivequestions,operatingquestions,designquestions,infor
5、mationretrieval,grouptesting,etc.4.Asafetyandreliableexaminationsystem.1.2ThecomponentsofWOESTheWebbasedOnlineExaminationSystem(WOES)isamulti-layersystemwhichiscomposedoftheWebServer,DatabaseServer,andWOESmiddlewareServer,WOESclientmoduleandBrowser,suchasInternetExplorer.Inthissyste
6、m,weusetheInternetInformationServer4.0(IIS)astheWebServer,theDatabaseServerisMicrosoftSQLServer7.0.ThekernelofWOESistheWOESmiddlewareServeandtheWOESclientmodule,whichisdesignedaccordingtoMicrosoftDCOMstandards.DCOMisthebinaryCOMobject’sextensionjointingLAN,WANandInternet,whichcanins
7、tanceandbindobjectsoverdifferentnetwork.ItisanadvancednetworkprotocolusedtocooperatewithCOMbasedcomponentsoftwoprocessesindifferentlocations.TheWOESmiddlewareServerisaserver-sidecomponentTheWOESmiddlewareServerisaserver-sidecomponentprovidingcommunicationinterfacesbetweenWOESclients
8、andtheWebServerorDa