单项选择题 You create an intranet Web site for management of project documents. You need to enable all users to browse documents on the site. Only members of the administrators group must be ble to upload files. Which code segment of the Web.config file should you use?（）

单项选择题 You are creating a Web application that will run on an intranet. The Web application reads comma-delimited text files. The text files reside in a subdirectory below the Web applications root directory. Users must not be able to navigate directly to these files in a Web browser unless they are members of the Accounting role. You need to write an ASP.NET HTTP handler that will use the FileAuthorizationModule class. Which form of authentication should you use?（）

单项选择题 You create a Web site that is for members only. The behavior of the Web site changes according to the role of the user. The Web site uses the ASP.NET Membership control for creation of user accounts. You need to find out whether a user is a member of a particular role. What should you do?（）