单项选择题 You have 10 servers that run Windows Server 2008. The servers have the Web Server （IIS） server role installed. The servers are members of a Web server farm. The servers host the same Web site. You need to configure the servers to meet the following requirements：  Allow changes to the Web server configurations that are made on one server to be made on all servers in the farm.  Minimize administrative effort to perform the configuration changes. What should you do？（）

单项选择题 Your company has a new server that runs Windows Server 2008. The Web Server （IIS） role is installed.  Your company hosts a public Web site. You notice unusually high traffic volume on the Web site. You need to identify the source of the traffic. What should you do？（）

单项选择题 You install the Web Server （IIS） role on a server that runs Windows Server 2008. Your companys default Web site has an IP address of 10.10.0.1.  You add a Web site named HelpDesk. The HelpDesk Web site cannot be started.You need to configure the Helpdesk Web site so that it can be started. What should you do？（）