单项选择题
A.Create a Retention Policy.
B.Create a managed folder mailbox policy.
C.Modify the properties of the mailbox database.
D.Modify the properties of the Mailbox server object.
单项选择题 You have an Exchange Server 2010 server named Server1.Server1 has a single mailbox database named DB1 that contains 300 mailboxes.You need to ensure that a warning message is issued when a mailbox exceeds 2 GB.The solution must use the minimum amount of administrative effort. What should you do？（）
单项选择题 You have an Exchange Server 2010 server named Server1.Server1 has a single mailbox database named DB1.You configure deleted items to be retained for 30 days.You need to ensure that each item that passes the retention period is removed daily between 2：00 and 6：00. What should you do？（）
单项选择题 YouhaveanExchangeServer2010serverthathasasinglemailboxdatabasenamedDB1.YouneedtomovethetransactionlogfilesofDB1.Whichcmdletshouldyourun？（）