单项选择题 Ifabackupisexpired，whichofthefollowingistrue？（）

单项选择题 Whichcommandwillresultinatracefilebeingcreatedwiththecreatecontrolfilecommandcontainedinit？（）

单项选择题 （）个变量的地址称为该变量的“指针”。

单项选择题 Becauseofhardwarefailure，youdecidedtodroparedologmemberfromthedatabase.Whichconditionshouldbemettodroparedologfile？（）

单项选择题 WhatdoestheFastConnectionFailoverfeatureofActiveGridLinkforRACprovide?（）

单项选择题 YouobservethatinyourPRODdatabase，customerinformationisbeingmodifiedbysomeunauthorizedusers.YouwanttokeeptrackofallofthetransactionshappeningonthetableusingPL/SQL.WhichtypeofPL/SQLsubprogramorconstructwouldyouusetoaccomplishthistask？（）A.functionsB.packagesC.proceduresD.databasetriggersE.anonymousPL/SQLblock

单项选择题 Evaluatethefollowingfunctioncode：CREATEFUNCTIONget_dept_avg（dept_idNUMBER）RETURNNUMBERRESULT_CACHERELIES_ON（EMPLOYEES）ISavgsalNUMBER（6）；BEGINSELECTAVG（SALARY）INTOavgsalFROMEMPLOYEESWHEREDEPARTMENT_ID=dept_id；RETURNavgsal；ENDget_dept_avg；Whichstatementistrueregardingtheabovefunction？（）A.ThecachedresultbecomesinvalidwhenanystructuralchangeisdonetotheEMPLOYEEStable.B.Ifthefunctionexecutionresultsinanunhandledexception，theexceptionresultisalsostoredinthecache.C.Eachtimethefunctionisinvokedinadifferentsession，thecurrentresultintheresultcachegetsoverwritten.D.Ifthefunctionisinvokedwithadifferentparametervalue，theexistingresultintheresultcache getsoverwrittenbythelatestvalue.

单项选择题 YouconfiguredthelargepoolforOraclebackupandrestoreoperations.Asaresult，whichcomponentwouldrequirelessmemory？（）

单项选择题 Thesalesreportneedstodisplaythesalespersonwiththehighestordertotal.Whichbuildreportbuildercomponentwouldyouusetocreateaplaceholdercolumntodisplaythevalue?（）

单项选择题 TheDB_BLOCK_CHECKINGinitializationparameterissettoFALSE.Whatlevelofblockcheckingwouldbeperformed？（）

单项选择题 您有一台运行WindowsVista的计算机。您在计算机的新分区上安装Windows7。您需要确保计算机总是在默认状态下启动WindowsVista。您应该怎么办？（）

单项选择题 YouworkasadatabaseadministratorforSupportcenter.cn.Inyourorganization，youhavefourdatabases，SupportCenterDB01，SupportCenterDB02，SupportCenterDB03，andSupportCenterDB04，whicharelocatedinBerlin，Frankfurt，Rammstein，andMunichrespectively，andwhichwerecreatedusingDatabaseConfigurationAssistant（DBCA）.Youwanttoperformadministrativetasksonthesedatabasesthatincludestartupandshutdown，takingregularbackups，andsoon，fromFrankfurtusingOracletools.WhichOraclefilewouldyouenabletoperformthistask？（）A.ControlfileB.PasswordfileC.ParameterfileD.OnlineredologfileE.ListenercontrollerfileF.Serverparameterfile

单项选择题 YouareshrinkingtheSCOTT.EMPtablebyexecutingtheALTERTABLESCOTT.EMPSHRINKSPACECASCADEstatement.WhatisaprerequisiteforshrinkingtheSCOTT.EMPtable？（）

单项选择题 Yourdatabaseblocksizeis4KB.Inthisdatabase，youarerequiredtocreateatablespacewithablocksizeof8KB.Whichistheprerequisiteforcreatingthistablespace？（）

单项选择题 YouneedtocreateaJavaBeanobjectthatisusedonlywithinthecurrentJSPpage.ItmustNOTbeaccessibletoanyotherpageincludingthosethatthispagemightimport.WhichJSPstandardactioncanaccomplishthisgoal？（）

单项选择题 1.classAnimal｛AnimalgetOne（）｛returnnewAnimal（）；｝｝2.classDogextendsAnimal｛3.//insertcodehere4.｝5.6.classAnimalTest｛7.publicstaticvoidmain（String[]args）｛8.Animal[]animal＝｛newAnimal（），newDog（）｝；9.for（Animala：animal）｛10.Animalx＝a.getOne（）；11.｝12.｝13.｝和代码：3a.DoggetOne（）｛returnnewDog（）；｝3b.AnimalgetOne（）｛returnnewDog（）；｝第3行中插入的哪项将编译且运行无异常？（）A.3a行B.3b行C.3a行或3b行D.既非3a，也非3b

单项选择题 classBirds{publicstaticvoidmain（String[]args）{try{thrownewException（）；}catch（Exceptione）{try{thrownewException（）；}catch（Exceptione2）{System.out.print（"inner"）；}System.out.print（"middle"）；}System.out.print（"outer"）；}}结果为：（）A.innerB.innerouterC.middleouterD.innermiddleouter

单项选择题 Inform－basedauthentication，whatmustbeincludedintheHTMLreturnedfromtheURLspecifiedbytheelement？（）

单项选择题 Whichactivitysupportsthedataintegrityrequirementsofanapplication？（）

单项选择题 Youneedtocreateaservletfilterthatstoresallrequestheaderstoadatabaseforallrequeststothewebapplication’shomepage"/index.jsp".WhichHttpServletRequestmethodallowsyoutoretrievealloftherequestheaders？（）A.String[]getHeaderNames（）B.String[]getRequestHeaders（）C.java.util.IteratorgetHeaderNames（）D.java.util.IteratorgetRequestHeaders（）E.java.util.EnumerationgetHeaderNames（）