单项选择题
A.Edit the ASP.NET runtime version in IIS 6.0.
B.Edit the System.Web section handler version number in the machine.config file.
C.Add the requiredRuntime configuration element to the Web.config file and set the version attribute to v3.5.
D.Add the supportedRuntime configuration element in the Web.config file and set the version attribute to v3.5.
单项选择题 You are maintaining a Microsoft ASP.NET Web Application that was created by using the Microsoft .NET Framework version 3.5. You obtain the latest version of the project from the source control repository. You discover that an assembly reference is missing when you attempt to compile the project on your computer. You need to compile the project on your computer. What should you do？（）
单项选择题 You create a Microsoft ASP.NET Web application by using the Microsoft .NET Framework version 3.5. You plan to set up authentication for the Web application. The application must support users from untrusted domains. You need to ensure that anonymous users cannot access the application. Which code fragment should you add to the Web.config file？（）
单项选择题 You create a Microsoft ASP.NET Web application by using the Microsoft .NET Framework version 3.5. You use Windows Authentication for the application. You set up NTFS file system permissions for the Sales group to access a particular file. You discover that all the users are able to access the file. You need to ensure that only the Sales group users can access the file. What additional step should you perform？（）