未知题型
未知题型 Aclassdesignrequiresthatamembervariablecannotbeaccessibledirectlyoutsidetheclass.Whichmodifiershouldbeusedtoobtaintheaccesscontrol？（）
未知题型 ApublicmembervairablecalledMAX_LENGTHwhichisinttype，thevalueofthevariableremainsconstantvalue100.Useashortstatementtodefinethevariable.（）
多项选择题 一般不要在Cookie中保存保密信息，这些信息包括（）。
未知题型 WhichtwoarecharacteristicsoftheFrontControllerpattern？（）
未知题型 GivenanHttpServletRequestrequest：22.Stringid=request.getParameter（"jsessionid"）；23.//insertcodehere24.Stringname=（String）session.getAttribute（"name"）；Whichthreecanbeplacedatline23toretrieveanexistingHttpSessionobject？（）A.HttpSessionsession=request.getSession（）；B.HttpSessionsession=request.getSession（id）；C.HttpSessionsession=request.getSession（true）；D.HttpSessionsession=request.getSession（false）；E.HttpSessionsession=request.getSession（"jsessionid"）；
未知题型 Whichthreearevalidvaluesforthebody－contentattributeofatagdirectiveinatagfile？（）
未知题型 WhichtwoactionsprotectaresourcefilefromdirectHTTPaccesswithinawebapplication？（）
未知题型 UnderwhattwocircumstancesisthesetJspBodymethodNOTcalledinatagclassthatimplementstheSimpleTaginterface？（）
未知题型 Whichthe two choicesareequivalent？（）
未知题型 Given：6.<myTag：foobar=’42’>7.<%="processing"%>8.<／myTag：foo>andacustomtaghandlerforfoowhichextendsTagSupport.Whichtwoaretrueaboutthetaghandlerreferencedbyfoo？（）
未知题型 WhataretheadvantagesofvariableextentsizesupportforlargeASMfiles?（）
未知题型 InwhichsituationsdoestheOracleDataPumpuseexternaltablesandnotthedirectpathloadwhileexportingatable（）
未知题型 YouaremaintainingadatabasethatisinARCHIVELOGmode.Youhaveconfiguredtheflashrecoveryareainyourdatabase.ThedatabaseisinMOUNTEXCLUSIVEmode，andyouwanttoconfiguretheFlashbackDatabasefeature.WhichtwooptionsareNOTrequiredtoconfiguretheFlashbackDatabasefeature？（）A.Openthedatabaseinread-onlymode.B.SettheretentiontargetwiththeDB_FLASHBACK_RETENTION_TARGETinitializationparameter.C.Enabletheblockchangetrackingfeature.D.ExecutetheALTERDATABASEFLASHBACKONstatement.
未知题型 Whichtwointerfacesprovidethecapabilitytostoreobjectsusingakey－valuepair？（）
未知题型 Examinethecommandthatisusedtocreateatable：SQL>CREATETABLEorders（oidNUMBER（6）PRIMARYKEY，odateDATE，ccodeNUMBER（6），oamtNUMBER（10，2））TABLESPACEusers；Whichtwostatementsaretrueabouttheeffectoftheabovecommand（）A.ACHECKconstraintiscreatedontheOIDcolumn.B.ANOTNULLconstraintiscreatedontheOIDcolumn.C.TheORDERStableistheonlyobjectcreatedintheUSERStablespace.D.TheORDERStableandauniqueindexarecreatedintheUSERStablespace.E.TheORDERStableiscreatedintheUSERStablespaceandauniqueindexiscreatedontheOIDcolumnintheSYSTEMtablespace.
未知题型 TheNLS_TERRITORYparameterspecifiesthedefaultconventionstobeusedforwhichofthefollowingglobalizationelements？（）
未知题型 YouareworkingonanOracleDatabase10gdatabase.Becauseofdataloss，youdecidedtoperformaFlashbackDatabaseoperationusingthefollowingcommand：SQL>FLASHBACKDATABASETOTIMESTAMP（SYSDATE5/24）Whichtwostatementsaretrue？（）A.SYSDATEshouldnotbeusedwithTIMESTAMP.B.Thedatabasemusthavemultiplexedredologfiles.C.ThedatabasemustbeintheMOUNTstatetoexecutethecommand.D.ThedatabasemustbeopenedwiththeRESETLOGSoptionaftertheflashbackoperation.E.Theentiredatabaseneedstoberestoredfromthemostrecentbackupbeforetheflashbackoperation.
未知题型 Younoticedthattheindextablespaceinyourdatabaserequiresarecovery.However，insteadofperformingamediarecovery，youdecidedtorecreatetheindexesinanewtablespace.Whichtwooptionswouldyouusetoreducethetimeittakestorecreatetheindexes？（）A.ONLINEB.REVERSEC.PARALLELD.COMPRESSE.NOLOGGINGF.COMPUTESTATISTICS
未知题型 Whichmodifiersandreturntypeswouldbevalidinthedeclarationofaworkingmain（）methodforaJavastandaloneapplication？（）
未知题型 Whatisthenumericalrangeofachar？（）