多项选择题
Which the two about WAR files are true？（）
A. WAR files must be located in the web application library directory.
B. WAR files must contain the web application deployment descriptor.
C. WAR files must be created by using archive tools to designed specifically for that purpose.
D. The web container must serve the content of any META-INF directory located in a WAR file.
E. The web container must allow access to resources in JARs in the web application library directory
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多项选择题
Inwhichthreedirectories，relativetoawebapplication’sroot，mayataglibrarydescriptorfileresidewhendeployeddirectlyintoawebapplication？（）
A. /WEB-INF
B. /META-INF
C. /WEB-INF/tlds
D. /META-INF/tlds
E. WEB-INF/resources
F. /META-INF/resources -
多项选择题
Giventhatascopedattributecartexistonlyinauser’ssession，whichtwo，takenindependently，ensurethescopedattributecartnolongerexists？（）
A. ${cart = null }
B. <c：remove var=”cart” />
C. <c：remove var=”${cart}” />
D. <c：remove var=”cart” scope=”session” />
E. <c：remove scope=”session”>cart</c：remove>
F. <c：remove var=”${cart}” scope=”session” />
G. <c：remove scope=”session”>${cart}</c：remove> -
多项选择题
AssumethescopedattributeprioritydoesNOTyetexist.Whichtwocreateandsetnewrequest-scopedattributeprioritytothevalue“medium”？（）
B. ${requestScope[ ‘priority’ ] = ‘medium’ }
C. <c：set var=priority” value=”medium” />
D. <c：set var=”priority” scope=”request”>medium</C：set>
E. <c：set var=”priority” value=”medium” scope=”request” />
F. <c：set property=”priority” scope=”request”>medium</c：set>
G. <c：set property=”priority” value=”medium” scope=”request” />
