单项选择题 YouhaveacomputerthatrunsWindows7.YouneedtoinstalltheExchange2010managementtoolsonthecomputer.Whatshouldyoudofirst？（）

单项选择题 Your network contains an internal network and a perimeter network.You have one Exchange Server 2010 server on the internal network. You install Windows Server 2008 R2 on a new server in the perimeter network.You need to ensure that you can install the Edge Transport server role on the new server. What should you do？（）

单项选择题 You have an Active Directory forest that contains three sites named Site1， Site2， and Site3. Each site contains two Exchange Server 2007 Client Access servers， two Mailbox servers， and two Hub Transport servers. All Exchange Server 2007 servers have Exchange Server 2007 Service Pack 1 （SP1） installed.You need to ensure that you can deploy Exchange Server 2010 servers in Site1.You must achieve this goal by using the minimum amount of administrative effort. What should you do？（）