单项选择题
A.From the Exchange Management Shell， run the Set-AddressList cmdlet.
B.From the Exchange Management Shell， run the New-AddressList cmdlet.
C.From the Exchange Management Console （EMC）， create a new dynamic distribution group And then run the New Address List wizard.
D.From the Exchange Management Console （EMC）， modify the properties of the All Users Address list and then run the New Address List wizard.
单项选择题 YouhaveanExchangeServer2010Mailboxserver.Youneedtoensurethatdeletedmailboxesarekeptfor60days.Whatshouldyoudo？（）
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？（）