單項(xiàng)選擇題Which element of a web application deployment descriptor  element is required?()

A.<realm-name>
B.<auth-method>
C.<security-role>
D.<transport-guarantee>
E.<web-resource-collection>


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Click the Exhibit button.

The attribute "name" has a value of "Foo,"
What is the result if this tag handler’s tag is invoked?()

A.Foo
B.done
C.Foodone
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