单项选择题
A.Create a new Data Collector Set.
B.Create a new Event Viewer Subscription.
C.Attach a new task to the Application event log.
D.Modify the properties of the mailbox database objects.
单项选择题 YouhaveanExchangeServer2010organization.Youneedtoviewthereplicationstatusofamailboxdatabasecopy.Whatshouldyoudo？（）
单项选择题 YouhaveanExchangeServer2010Mailboxserver.Youneedtoidentifywhichusershavethelargestmailboxesontheserver.Whatshouldyoudo？（）
单项选择题 YouhaveanExchangeServer2010Mailboxserver.Theservercontainsonemailboxdatabase.Youneedtoviewthelastlogontimeofallusersintheorganization.Whatshouldyoudo？（）