膀胱刺激征是指A．尿频、尿急、尿痛B．血尿、尿频、尿急C．脓尿、尿急、尿频D．尿频、尿痛、脓尿E．尿频、尿痛、

theyshouldbeabletosetthedurationoftheirsessions.Soforexample，oneusermightwantawebapptostayconnectedforanhourratherthanthewebapp’sdefaultoffifteenminutes；anotherusermightwanttostayconnectedforawholeday.Furthermore，youhaveaspecialloginservletthatperformsuserauthenticationandretrievestheUserobjectfromthe database.Youwanttoaugmentthiscodetosetuptheuser’sspecifiedsessionduration.

Whichcodesnippetintheloginservletwillaccomplishthisgoal？（）

A.*/*

B./*.do

C.myServlet

D./Myservlet

E./MyServlet/*

F.MyServlet/*.isp

A.CreateanHttpSessionListenerclassandimplementthesessionInitializedmethodwiththatblockofcode.

B.CreateanHttpSessionActivationListenerclassandimplementthesessionCreatedmethodwiththatblockofcode.

C.CreateaFilterclass，callthegetSession（false）method，andiftheresultwasnull，thenexecutethat blockofcode.

D.CreateanHttpSessionListenerclassandimplementthesessionCreatedmethodwiththatblockofcode.

A.Tomanagetheuser’sloginandlogoutactivities.

B.Tostoreinformationontheclient-sidebetweenHTTPrequests.

C.Tostoreinformationontheserver-sidebetweenHTTPrequests.

D.TotellthewebcontainertokeeptheHTTPconnectionalivesoitcanmakesubsequentrequestswithoutthedelayofmakingtheTCPconnection.

A.foohasthevalueof0.

B.foohasthevalueofnull.

C.foohasthevalueoftrue.

D.foohasthevalueoffalse.

E.An-exceptionisthrown.

F.Thecodewillnotcompile.

xistsinthewebapplicationandcontainsonlythisJSPcode：1.<%@taglibprefix="x"2.tagdir="/WEB-INF/tags/alpha"%>3.<x：beta/>Thesort.jsppageisrequested.Whichtwoaretrue？（）

A.Tagfilescanonlybeaccessedusingatagdirattribute.

B.Thesort.jsppagetranslatessuccessfullyandinvokesthetagdefinedbybeta.tag.

C.Thesort.jsppageproducesatranslationerrorbecauseataglibdirectivemustalwayshaveauriattribute.

D.Tagfilescanonlybeplacedin/WEB-INF/tags，andNOTinanysubdirectoriesof/WEB-INF/tags.

E.Thetagdirattributeinline2canbereplacedbyauriattributeifaTLDreferringtobeta.tagiscreatedandaddedtothewebapplication.

AssumeaJavaBeancom.example.GradedTestBeanexistsandhastwoattributes.Theattributenameisoftypejava.lang.Stringandtheattributescoreisoftypejava.lang.Integer.Anarrayofcom.example.

GradedTestBeanobjectsisexposedtothepageinarequest-scopedattributecalledresults.Additionally，anemptyjava.util.HashMapcalledresultMapisplacedinthepagescope.AJSPpageneedstoaddthefirstentryinresultstoresultMap，storingthenameattributeofthebeanasthekeyandthescoreattributeofthebeanasthevalue.

WhichcodesnippetofJSTLcodesatisfiesthisrequirement？（）

A.Itmayiterateoverarrays，collections，maps，andstrings.

B.ThebodyofthetagmaycontainELcode，butnotscriptingcode.

C.Whenloopingovercollections，aloopstatusobjectmaybeusedinthetagbody.

D.Itmayiterateoveramap，butonlythekeyofthemappingmaybeusedinthetagbody.

E.Whenloopingoverintegers（forexamplebegin=’1’end=’10’），aloopstatusobjectmaynotbeusedinthetagbody.

A.<；stock：quote&ensp；symbol="；SUNW"；&ensp；/>；${var}

B.${var}.&ensp；<；stock：quote&ensp；symbol="；SUNW"；&ensp；/>；

C.<；stock：quote&ensp；symbol="；SUNW"；>；.&ensp；${var}.&ensp；<；/stock：quote>；

D.<；stock：quote&ensp；symbol="；SUNW"；&ensp；var="；quote"；&ensp；/>；${quote}

A.<tld><uri>dbtags</uri><location>/WEB-INF/tlds/dbtags.tld</location></tld>

B.<taglib><uri>dbtags</uri><location>/WEB-INF/tlds/dbtags.tld</location>.</taglib>

C.<tld>.<tld-uri>dbtags</tld-uri>.<tld-location>/WEB-INF/tlds/dbtags.tld</tld-location>.</tld>

D.<taglib><taglib-uri>dbtags</taglib-uri><taglib-location>/WEB-INF/tlds/dbtags.tld.</taglib-location>.</taglib>