It is implied in the last sentence that______.
A.many scientific areas stop making breakthroughs for lack of effective data collection
B.scientific research still makes progress without large-scale survey data
C.the progress of knowledge depends on achievements made by all areas of science together
D.scientific research has made little progress before the widespread adoption of the Internet
第1题
A.Accesstosession-scopedattributesisguaranteedtobethread-safebythewebcontainer.
B.ToactivateURLrewriting,thedevelopermustusetheHttpServletResponse.setURLRewritingmethod.
C.IfthewebapplicationusesHTTPS,thenthewebcontainermayusethedataontheHTTPSrequeststreamtoidentifytheclient.
D.TheJSESSIONIDcookieisstoredpermanentlyontheclientsothatausermayreturntothewebapplicationandthewebcontainerwillrejointhatsession.
第2题
A.HTTPBasicAuthentication
B.FormBasedAuthentication
C.HTTPDigestAuthentication
D.HTTPSClientAuthentication
第3题
A.WARfilesmustbelocatedinthewebapplicationlibrarydirectory.
B.WARfilesmustcontainthewebapplicationdeploymentdescriptor.
C.WARfilesmustbecreatedbyusingarchivetoolstodesignedspecificallyforthatpurpose.
D.ThewebcontainermustservethecontentofanyMETA-INFdirectorylocatedinaWARfile.
E.ThewebcontainermustallowaccesstoresourcesinJARsinthewebapplicationlibrarydirectory
第5题
A.authorization
B.dataintegrity
C.confidentiality
D.authentication
第6题
A.Itencapsulatescomponentlookupprocedures
B.Itincreasessourcecodeduplicationanddecreasesreuse
C.Itimprovesclientperformancebycachingcontextandfactoryobjects
D.Itdegradesnetworkperformanceduetoincreasedaccesstodistributedlookupservices
第8题
A.Afiltermustimplementthedestroymethod
B.AfiltermustimplementthedoFiltermethod
C.Aservletmayhavemultiplefiltersassociatedwithit
D.Aservletthatistohaveafilterappliedtoitmustimplementthejavax.servlet.FilterChaininterface
E.AfilterthatispartofafilterchainpassescontroltothenextfilterinthechainbyinvokingthefilterChainforwardmethod
F.Foreach
第9题
A.TheErrorclassisaRuntimeException.
B.NoexceptionsaresubclassesofError.
C.AnystatementthatmaythrowanErrormustbeenclosedinatryblock.
D.anystatementthatmaythrowanExceptionmustbeenclosedinatryblock.
E.AnystatementthatmaythrowanRuntimeExceptionmustbeenclosedinatryblock.
第10题
A.Awebapplicationmayoverridethewebcontainer’simplementationclasses
B.AwebapplicationrunninginaJ2EEproductmayoverrideclassesinthejavax.*namespace
C.AwebapplicationclassloadermayNOToverrideanyclassesinthejava.*andjavax.*namespace
D.ResourcesintheWARclassdirectoryorinanyoftheJARfileswithinthelibrarydirectorymaybeaccessedusingtheJ2SEsemanticsofgetResource
E.ResourcesintheWARclassdirectoryorinanyoftheJARfileswithinthelibrarydirectorycannotbeaccessedusingtheJ2SEsemanticsofgetResource
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