单项选择题
A.On the new server， run Setup /M：RecoverServer
B.On the new server， run the Exchange Server installation program and then select the Hub Transport role
C.from Ntdsutil， perform an authoritative restore and then create a managed service account named Hub1
D.from Ntdsutil， perform an authoritative restore and then create a CNAME record for Hub1 that points to the new server
单项选择题 YouhaveanExchangeServer2010ClientAccessservernamedCAS1.CAS1fails.YouinstallanewmemberservernamedCAS1onthenetwork.YouneedtorecovertheClientAccessserverroleonCAS1.Whatshouldyoudo？（）
单项选择题 YournetworkcontainsanExchangeServer2010EdgeTransportservernamedServer1.YouinstallanewExchangeServer2010EdgeTransportservernamedServer2.YouneedtocopytheEdgeTransportconfigurationsfromServer1toServer2.WhatshouldyoudoonServer1？（）
单项选择题 YouhaveanExchangeServer2010Mailboxserver.Theserverisamemberofadatabaseavailabilitygroup（DAG）.Theserverfails.Youinstalltheoperatingsystemonanewserverandusethesamecomputername.Youjointheservertothedomain.YouneedtoreinstallExchangeServer2010ontheserver.ThesolutionmustensurethatpreviousExchangeserverconfigurationsareappliedtothenewserver.Whatshouldyoudo？（）