题目内容（请给出正确答案）

[主观题]

Whichthe twoaretrueregardingawebapplicationclassloader？（）

A.Awebapplicationmayoverridethewebcontainer’simplementationclasses

B.AwebapplicationrunninginaJ2EEproductmayoverrideclassesinthejavax.*namespace

C.AwebapplicationclassloadermayNOToverrideanyclassesinthejava.*andjavax.*namespace

D.ResourcesintheWARclassdirectoryorinanyoftheJARfileswithinthelibrarydirectorymaybeaccessedusingtheJ2SEsemanticsofgetResource

E.ResourcesintheWARclassdirectoryorinanyoftheJARfileswithinthelibrarydirectorycannotbeaccessedusingtheJ2SEsemanticsofgetResource

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更多“Whichthe twoaretrueregardingaw…”相关的问题

第1题

Whichisthe true choiceaboutthewebcontainerrequestprocessingmodel（）？

A.Theinitmethodonafilteriscalledthefirsttimeaservletmappedtothatfilterisinvoked

B.Afilterdefinedforaservletmustalwaysforwardcontroltothenextresourceinthefilterchain.

C.Filtersassociatedwithanamedservletareappliedintheordertheyappearinthewebapplicationdeploymentdescriptorfile

D.IftheinitmethodonafilterthrowsanUnavailableException，thenthecontainerwillmakenofurtherattempttoexecuteit

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第2题

GiventheHttpServletcode：getServletContext（）.setAttribute（“foo”，“value”）；Whatistheresult？（）

A.Theattributefooisplacedintheapplication

B.AServletContextListenerregisteredforthatservletisnotified

C.AServletAttributeListenerregisteredforthatservletisnotified

D.AnHttpSessionAttributeListenerregisteredforthatservletisnotified

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第3题

Whichthe threearetrueaboutservletfilters？（）

A.Afiltermustimplementthedestroymethod

B.AfiltermustimplementthedoFiltermethod

C.Aservletmayhavemultiplefiltersassociatedwithit

D.Aservletthatistohaveafilterappliedtoitmustimplementthejavax.servlet.FilterChaininterface

E.AfilterthatispartofafilterchainpassescontroltothenextfilterinthechainbyinvokingthefilterChainforwardmethod

F.Foreachelementinthewebapplicationdeploymentdescriptor，multipleinstancesofafiltermaybecreatedbythewebcontainer

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第4题

AJSPpage，current.jsp，iscreatedtodisplaythecurrentweatherreport.Theweatherreportiscontained

inaweather.htmlpagethatisrewritteneveryfiveminutes.Whichline，appearingincurrent.jsp，ensuresthatthemostrecentversionofweather.htmlisincludedwhenevercurrent.jspisreferenced？（）

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第5题

AdeveloperfortheCompany.comwebsitehasbeentoldthatusersmayturnoffcookiesupportintheirbrowsers.Whatmustthedeveloperdotoensurethatthesecustomerscanstillusethewebapplication？（）

A.ThedevelopermustensurethateveryURLisproperlyencodedusingtheappropriateURLrewritingAPIs

B.ThedevelopermustprovideanalternatemechanismformanagingsessionsandabandontheHttpSessionmechanismentirely

C.Thedevelopercanignorethisissue.WebcontainersarerequiredtosupportautomaticURLrewritingwhencookiesarenotsupported

D.Thedevelopermustassthestring？id=totheendofeveryURLtoensurethattheconversionwiththebrowsercancontinue.

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第6题

Assumethetaghandlerforast：simpletagextendsSimpleTagSupport.Inwhatwaycanscriptletcodebeusedinthebodyofst：simple？（）

A.SetthebodycontenttypetoJSPintheTLD

B.ScriptletcodeisNOTlegalinthebodyofst：simple

C.Addscripting-enabled=“true”tothestarttagforthest：simpleelement

D.Addapass-throughClassictagwithabodycontenttypeofJSPtothebodyofst：simple，andplacethescriptletcodeinthebodyofthattag.

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第7题

Whichthe twoarecharacteristicsoftheServiceLocatorpattern？（）

A.Itencapsulatescomponentlookupprocedures

B.Itincreasessourcecodeduplicationanddecreasesreuse

C.Itimprovesclientperformancebycachingcontextandfactoryobjects

D.Itdegradesnetworkperformanceduetoincreasedaccesstodistributedlookupservices

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第8题

AdeveloperisdesigningawebapplicationwhichextensivelyusesEJBsandJMS.Thedeveloperfindsthatth

ereisalotofduplicatedcodetobuildtheJNDIcontextstoaccessthebeansandqueues.Further，becauseofthecomplexity，therearenumerouserrorsinthecode.WhichJ2EEdesignpatternprovidesasolutionforthisproblem？（）

A.Command

B.Transferobject

C.Servicelocator

D.SessionFaçade

E.Businessdelegate

F.Dataaccessobject

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第9题

Whichthe twoarevalidandequivalent？（）