多项选择题
A.MANAGER can do a GET on resources in the /Bar/Baz directory.
B.MANAGER can do a POST on any resource in the /Bar/Baz directory.
C.MANAGER can do a TRACE on any resource in the /Bar/Baz directory.
D.DEVELOPER can do a GET on resources in the /Bar/Baz directory.
E.DEVELOPER can do only a POST on resources in the /Bar/Baz directory.
F.DEVELOPER can do a TRACE on any resource in the /Bar/Baz directory.
单项选择题 Given this fragment in a servlet： 23.if（req.isUserInRole（"Admin"）） { 24.// do stuff 25.} And the following fragment from the related Java EE deployment descriptor： 812.<security-role-ref> 813.<role-name>Admin</role-name> 814.<role-link>Administrator</role-link> 815.</security-role-ref> 900.<security-role> 901.<role-name>Admin</role-name> 902.<role-name>Administrator</role-name> 903.</security-role> What is the result？（）
多项选择题 If you want to use the Java EE platform’s built-in type of authentication that uses a custom HTML page for authentication. Which two statements are true？（）
多项选择题 Given： 3.class MyServlet extends HttpServlet { 4.public void doPut（HttpServletRequest req， HttpServletResponse resp） throws ServletException，IOException { 5.// servlet code here ... 26.} 27.} If the DD contains a single security constraint associated with MyServlet and its only <http method> tagsand <auth-constraint> tags are：<http-method>GET</http-method><http-method>PUT</http-method> <auth-constraint>Admin</auth-constraint> Which four requests would be allowed by the container？（）