单项选择题
A.In each site， install two global catalog servers.
B.In each site， install two domain controllers. Enable Universal Group Membership caching for each site.
C.In each site， install two domain controllers. Create a publishing point for an offline address list on one Exchange server in each site.
D.In each site， install one domain controller that is configured as a global catalog server.Enable Universal Group Membership caching for each site.
单项选择题 You have an Exchange Server 2010 organization that contains two Hub Transport servers. You need to design a recovery plan for the Hub Transport servers that meets the following requirements：.Restores all Windows settings .Restores all Exchange configurations.Minimizes administrative effort What should you include in the plan？（）
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 Your network contains an internal network and a perimeter network. The internal network contains an Active Directory forest. The forest contains a single domain. You plan to deploy 10 Edge Transport servers on the perimeter network. You need to recommend a solution for the Edge Transport server deployment. The solution must meet the following requirements： .Allow administrators to apply a single security policy to all Edge Transport servers .Reduce the administrative overhead that is required to manage servers .Minimize the attack surface of the internal network What should you recommend？（）