单项选择题
A.Implement Network Policy and Access Services （NPAS）.
B.Implement Active Directory Federation Services （AD FS）.
C.Create a new Active Directory domain in the internal forest， and then join all Edge Transport servers to the new domain.
D.Create an Active Directory forest in the perimeter network， and then join all Edge Transport servers to the new domain.
单项选择题 Your company has an Active Directory forest. The network contains Exchange Server 2007 Service Pack 1 （SP1） and Exchange Server 2003 ServicePack 2 （SP2） servers. All domain controllers run Windows Server 2003 （x86） Service Pack 1 （SP1）. You plan to deploy Exchange Server 2010 on the network. You need to recommend changes to the servers so that you can deploy Exchange Server 2010 servers. What should you upgrade first？（）
单项选择题 You have Exchange Server 2003 organization. The organization contains a front-end server named FE1 and a back-end server named BE1. FE1 is accessible from the Internet by using mail.contoso.com. You plan to transition the organization to Exchange Server 2010. You will deploy a Mailbox server named MBX1 and a Client Access server named CAS1. Users will access Outlook Web App （OWA） by using the URL https：//mail.contoso.com. You need to recommend a DNS configuration for the external name of mail.contoso.com. Which server should be associated with the name mail.contoso.com？（）
单项选择题 You have an Exchange Server 2003 organization. You plan to transition the organization to Exchange Server 2010. You need to recommend a plan that allows the Exchange Server 2003 servers to coexist with ExchangeServer 2010 servers. The plan must meet the following requirements： .Support journaling of e-mail messages that are sent to distribution lists from a mailbox on an ExchangeServer 2003 server .Support journaling of e-mail messages that are sent to distribution lists from a mailbox on an ExchangeServer 2010 server What should you recommend？（）