单项选择题
A.From the Exchange Management Shell， run the Set-Mailbox cmdlet
B.From the Exchange Management Shell， run the Set-MailboxDatabase cmdlet
C.From the Exchange Management Console （EMC）， modify the properties of each mailbox database
D.From the Exchange Management Console （EMC）， modify the properties of each Client Access server object
单项选择题 YouhavetwoExchangeServer2010serversthathavetheClientAccess，HubTransport，andMailboxserverrolesinstalled.Theserversaremembersofadatabaseavailabilitygroup（DAG）.YouneedtoensurethatalluserscanaccesstheClientAccessserverifasingleserverorservicefails.Whatshouldyoudo？（）
单项选择题 YouhaveanExchangeServer2010organization.YournetworkcontainstwoActiveDirectorysitesnamedSite1andSite2.EachsitecontainsfiveMailboxservers.AMailboxservernamedServer1isinSite1.AMailboxservernamedServer2isinSite2.YouhaveapublicfoldernamedFolder1thatisreplicatedtoServer1andServer2.UsersinSite1reportthattheycannotaccessFolder1whenServer1isoffline.YouneedtoensurethatalluserscanaccessFolder1ifServer1isoffline.Whatshouldyoudo？（）
单项选择题 YournetworkcontainstwoExchangeServer2010MailboxserversnamedServer1and Server2.Server1hostsapublicfoldernamedFolder1.YouneedtoensurethatFolder1isavailableifServer1isoffline.Whatshouldyoudo？（）