凡是平均数为50、标准差为10的标准分数，一般我们都称为()。

A.ItcanbeinvokedonlyfromthedoGetordoPostmethods.

B.ItcanbeusedindependentlyofthegetRemoteUsermethod.

C.Canreturn"true"evenwhenitsargumentisNOTdefinedasavalidrolenameinthedeployment descriptor.

D.UsingtheisUserInRolemethodoverridesanydeclarativeauthenticationrelatedtothemethodinwhichit isinvoked.

A.<realm-name>

B.<url-pattern>

C.<description>

D.<web-resource-name>

E.<transport-guarantee>

A.ServletResponse.encodeURL

B.HttpServletResponse.encodeURL

C.ServletResponse.encodeRedirectURL

D.HttpServletResponse.encodeRedirectURL

A.Everytagmusthaveatleastonetag.

B.Atagcanhavemanytags.

C.Agiventagcanapplytoonlyonetag.

D.Agiventagcancontainfromzerotomanytags.

E.Itispossibletoconstructavalidtagsuchthat，foragivenresource，nouserrolescanaccessthatresource.

YouwebapplicationusesalotofJavaenumeratedtypesinthedomainmodeloftheapplication.Builtintoeachenumtypeisamethod，getDisplay（），whichreturnsalocalized，user-orientedstring.Therearemanyusesforpresentingenumswithinthewebapplication，soyourmanagerhasaskedyoutocreateacustomtagthatiteratesoverthesetofenumvaluesandprocessesthebodyofthetagonceforeachvalue；settingthevalueintoapage-scopedattributecalled，enumValue.Hereisanexampleofhowthistagisused：10.11.12.${enumValue.display}13.14.YouhavedecidedtousetheSimpletagmodeltocreatethistaghandler.Whichtaghandlermethodwillaccomplishthisgoal？（）

A.Accesstosession-scopedattributesisguaranteedtobethread-safebythewebcontainer.

B.ToactivateURLrewriting，thedevelopermustusetheHttpServletResponse.setURLRewritingmethod.

C.IfthewebapplicationusesHTTPS，thenthewebcontainermayusethedataontheHTTPSrequeststreamtoidentifytheclient.

D.TheJSESSIONIDcookieisstoredpermanentlyontheclientsothatausermayreturntothewebapplicationandthewebcontainerwillrejointhatsession.

A.Thesessionobjectmustbedeclaredexplicitly.

B.Therequestandresponseobjectsareavailableimplicitly.

C.TheoutputstreamisavailablethroughtheimplicitoutStreamobject.

D.TheservletcontextisavailablethroughtheimplicitservletContextobject.

E.TheJspContextforthetagfileisavailablethroughtheimplicitjspContextobject.

Youarecreatingacontentmanagementsystem（CMS）withawebapplicationfront-end.TheJSPthatdisplaysagivendocumentintheCMShasthefollowinggeneralstructure：

1.<%--tagdeclaration--%>

2.<t：document>

...

11.<t：paragraph>...<t：citationdocID=’xyz’/>...</t：paragraph>...

99.</t：document>

Thecitationtagmuststoreinformationinthedocumenttagforthedocumenttagtogenerateareferencesectionattheendofthegeneratedwebpage.ThedocumenttaghandlerfollowstheClassictagmodelandthecitationtaghandlerfollowstheSimpletagmodel.Furthermore，thecitationtagcouldalsobeembeddedinothercustomtagsthatcouldhaveeithertheClassicorSimpletaghandlermodel.

Whichtaghandlermethodallowsthecitationtagtoaccessthedocumenttag？（）

Given：3.publicclassMyTagHandlerextendsTagSupport{4.publicintdoStartTag（）{5.//insertcodehere6.//returnanint7.}8.//morecodehere...18.}Thereisasingleattributefoointhesessionscope.Whichthreecodefragments，insertedindependentlyatline5，returnthevalueoftheattribute？（）

A.Objecto=pageContext.getAttribute（"foo"）；

B.Objecto=pageContext.findAttribute（"foo"）；

C.Objecto=pageContext.getAttribute（"foo"，PageContext.SESSION_SCOPE）；

D.HttpSessions=pageContext.getSession（）；Objecto=s.getAttribute（"foo"）；

A.Itmayiterateoverarrays，collections，mapsandstrings.

B.ThebodyofthetagmaycontainELcode，butnotscriptingcode.

C.Whenloopingovercollections，aloopstatusobjectmaybeusedinthetagbody.

D.Itmayiterateoveramap，butonlythekeyofthemappingmaybeusedinthetagbody.

E.Whenloopingoverintegers（forexamplebegin1=’1’end=’10’），aloopstatusobjectmaynotbe usedinthetagbody.