Which JSTL tag structure supports this scenario？（）
相关考题
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单项选择题
Assuming the tag library in the exhibit is imported with the prefix forum， which custom tag invocation produces a translation error in a JSP page？（）
A.A
B.B
C.C
D.D
E.E -
单项选择题
Whichthe securitymechanismusestheconceptofarealm？（）
A. authorization
B. data integrity
C. confidentiality
D. authentication -
单项选择题
Whichthe basicauthenticationtypeisoptionalforaJ2EE1.4compliantwebcontainer？（）
A. HTTP Basic Authentication
B. Form Based Authentication
C. HTTP Digest Authentication
D. HTTPS Client Authentication
