单选题You have an Exchange organization.All servers in the organization have Exchange Server 2010 Service Pack 1 （SP1） installed. The organization contains a database availability group （DAG） named DAG1.DAG1 contains three Mailbox servers including a server 

第1题：

You have an Exchange organization.All servers in the organization have Exchange Server 2010 Service Pack 1 （SP1） installed. The organization contains a database availability group （DAG） named DAG1.DAG1 contains two Mailbox servers named Server1 and Server2.Five mailbox databases are replicated in DAG1.You need to install Exchange rollup updates on Server1.The solution must not prevent users from accessing their mailboxes. What should you do first？（）

• A、Run the Set-DatabaseAvailabilityGroup cmdlet， and then enable Datacenter Activation Coordination for DAG1.
• B、Run the Set-MailboxDatabase cmdlet， and then configure all mailbox database copies as lagged copies.
• C、Run the Suspend-MailboxDatabaseCopy cmdlet， and then switch over all mailbox databases to Server2.
• D、Run the Update-MailboxDatabaseCopy cmdlet， and then modify the mailbox database Activation preference.

第2题：

You have an Active Directory forest that contains three sites named Site1， Site2， and Site3. Each site contains two Exchange Server 2007 Client Access servers， two Mailbox servers， and two Hub Transport servers. All Exchange Server 2007 servers have Exchange Server 2007 Service Pack 1 （SP1） installed.You need to ensure that you can deploy Exchange Server 2010 servers in Site1.You must achieve this goal by using the minimum amount of administrative effort. What should you do？（）

• A、Upgrade all Client Access servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.
• B、Upgrade all Exchange Server 2007 servers in Site1 to Exchange Server 2007 Service Pack 2 （SP2）.
• C、Upgrade all Exchange Server 2007 servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.
• D、Upgrade all Exchange Server 2007 servers in Site1 and all Client Access servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.

第3题：

You have an Exchange organization that contains Exchange 2000 Server and Exchange Server 2003 Service Pack 2 （SP2） servers. You plan to transition the organization to Exchange Server 2010.You need to prepare the Exchange organization for the deployment of Exchange Server 2010 Mailbox， Client Access， and Hub Transport servers. What should you do first？（）

• A、Install the Active Directory Connector （ADC）.
• B、Delete all Recipient Update Service （RUS） objects
• C、Deploy an Exchange Server 2010 Edge Transport server.
• D、Remove all Exchange 2000 Server servers from the organization.

第4题：

You have an Exchange Server 2010 organization that contains a database availability group （DAG） named DAG1.DAG1 contains two Mailbox servers named Server1 and Server2.You need to change the TCP port that Server1 and Server2 use to send transaction log files. What should you do？（）

• A、From the Exchange Management Shell， run the Set-MailboxServer cmdlet.
• B、From the Exchange Management Shell， run the Set-DatabaseAvailabilityGroup cmdlet.
• C、From the Exchange Management Console （EMC）,modify the properties of a Send connector.
• D、From the Exchange Management Console （EMC）,modify the properties of the mailbox database copy.

第5题：

You have an Exchange organization that contains Exchange 2000 Server and Exchange Server 2003 Service Pack 2 （SP2） servers. You plan to transition the organization to Exchange Server 2010. You need to prepare the Exchange organization for the deployment of Exchange Server 2010 Mailbox， Client Access， and Hub Transport servers.  What should you do first（）？ 

• A、Install the Active Directory Connector （ADC）.
• B、Delete all Recipient Update Service （RUS） objects.
• C、Deploy an Exchange Server 2010 Edge Transport server.
• D、Remove all Exchange 2000 Server servers from the organization.

第6题：

You have an Exchange Server 2010 organization that contains a database availability group （DAG） named DAG1.DAG1 contains five Mailbox servers including a server named MBX1.MBX1 fails.You plan to perform a recovery installation of MBX1.You need to ensure that the restored server can become a member of DAG1.The solution must ensure that mailbox databases are available if a single server fails.What should you do？（）

• A、Remove MBX1 from DAG1.
• B、Remove all mailbox database copies from DAG1.
• C、Remove the computer account for MBX1 from Active Directory.
• D、Run the Clean-MailboxDatabase cmdlet on all other members of DAG1 except MBX1.

第7题：

You have an Exchange organization that contains Exchange 2000 Server Service Pack 3 （SP3）， Exchange Server 2003 Service Pack 2 （SP2）， and Exchange Server 2007 Service Pack 1 （SP1） servers. You need to transition the organization to Exchange Server 2010.  What should you do first？（）

• A、Remove all Exchange Server 2007 SP1 servers from the organization.
• B、Remove all Exchange 2000 Server and all Exchange Server 2003 servers from the organization.
• C、Remove all Exchange 2000 Server servers from the organization，and then upgrade all Exchange server 2007 servers to SP2.
• D、Remove all Exchange Server 2003 servers from the organization，and then upgrade all Exchange server 2007 servers to SP2.

第8题：

You have an Active Directory forest that contains three sites named Site1， Site2， and Site3. Each site contains two Exchange Server 2007 Client Access servers， two Mailbox servers， and two Hub Transport servers. All Exchange Server 2007 servers have Exchange Server 2007 Service Pack 1 （SP1） installed. You need to ensure that you can deploy Exchange Server 2010 servers in Site1. You must achieve this goal by using the minimum amount of administrative effort.  What should you do（）？ 

• A、Upgrade all Client Access servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.
• B、Upgrade all Exchange Server 2007 servers in Site1 to Exchange Server 2007 Service Pack 2 （SP2）.
• C、Upgrade all Exchange Server 2007 servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.
• D、Upgrade all Exchange Server 2007 servers in Site1 and all Client Access servers in the organization to Exchange Server 2007 Service Pack 2 （SP2）.

第9题：

You have an Exchange organization.All servers in the organization have Exchange Server 2010 Service Pack 1 （SP1） installed. The organization contains two Mailbox servers named Server1 and Server2.Each Mailbox server has one mailbox database and one public folder database. You discover that all users create public folders on Server1 only. You need to ensure that all users create public folders on Server2 only. What should you do？（）

• A、Move all mailboxes to Server2.
• B、Modify the properties of both mailbox databases.
• C、Remove all public folder replicas from Server1.
• D、Modify the properties of both public folder databases.

第10题：

You have an Exchange Server 2010 organization.The organization contains two Mailbox servers named Server1 and Server2.Both servers are members of a database availability group （DAG） named DAG1.Server1 and Server2 have a copy of a mailbox database named DB1.You need to remove the copy of DB1 from Server1.What should you do？（）

• A、From the Exchange Management Shell， run Clean-MailboxDatabase -Identity DB1.
• B、From the Exchange Management Shell， run Remove-MailboxDatabase -Identity DB1/Server1.
• C、From the Exchange Management Console （EMC）， right-click the database copy and select Remove.
• D、From the Exchange Management Console （EMC）， right-click DAG1 and select Manage Database Availability Group Membership.Remove Server1 from the list and click Manage.