You install the Web Server （IIS） role on a new server that runs Windows Server 2008. 
You install a Microsoft .NET Framework 1.0 application on a Web site on the Web server. The company security policy states that all applications must run by using the minimum level of permission. 
You need to configure the Web site application so that it has the permissions to execute without creating any other content and without accessing any operating system components.
What should you do？（）

You have a server that runs Windows Server 2008. The Web Server （IIS） role is installed. 
You plan to host multiple Web sites on the server. You configure a single IP address for the server. All Web sites are registered in DNS to point to the single IP address. 
You need to ensure that each Web site only responds to requests by name from all client computers. 
What should you do？（）