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單項(xiàng)選擇題

The JSP developer wants a comment to be visible in the final output to the browser.
Which comment styleneeds to be used in a JSP page？（）

A.
B.<% // this is a comment %>
C.<%-- this is a comment --%>
D.<% /** this is a comment **/ %>

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多項(xiàng)選擇題

Which two are valid and equivalent？（）

A.<%! int i； %>
B.<%= int i； %>
C.<jsp：expr>int i；</jsp：expr>
D.<jsp：scriptlet>int i；</jsp：scriptlet>
E.<jsp：declaration>int i；</jsp：declaration>

多項(xiàng)選擇題

In which three directories， relative to a web application’s root， may a tag library descriptor file reside whendeployed directly into a web application？（）

A./WEB-INF
B./META-INF
C./WEB-INF/tlds
D./META-INF/tlds
E./WEB-INF/resources
F./META-INF/resources