单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.  | English | Chinese | Japan | Korean | - 132 - Test Information Co.， Ltd. All rights reserved. The application is deployed on a Microsoft IIS 6.0 Web server by using the default ASP.NET version 2.0 application pool and Windows Authentication.  The application contains functionality to upload files to a location on a different server. Users receive an access denied error message when they attempt to submit a file. You need to modify the Web.config file to resolve the error.  Which code fragment should you use？（）

单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.  When you access the application in a Web browser， you receive the following error message： "Service Unavailable".  You need to access the application successfully.  What should you do？ （）

单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.  When you access the application in a Web browser， you receive the following error message： "Service Unavailable".  You need to access the application successfully.  What should you do？（）