单选题Which of the following cmdlets will you use to check all aspects of the replication and replay status to provide a cor Mailbox server in a database availability group （DAG）？（）A Get-DatabaseAvailabilityGroupB Test-MRSHealthC Test-ReplicationHealthD Get-

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 Exchange Server 2010 organization.  The network contains an Exchange Server 2010 Mailbox server named Server1. All mailboxes are stored on Server1.  You perform a Typical installation of Exchange Server 2010 on a new server named Server2. You plan to implement redundancy for mailbox access.  You need to recommend a solution that ensures that client computers can reconnect to their mailboxwithin five minutes if Server1 fails.  What should you recommend？（）

• A、Configure cluster continuous replication （CCR）. Implement a file share witness.
• B、Configure a Network Load Balancing cluster that includes Server1 and Server2. Implement Active Directory-integrated DNS zones.
• C、Configure a database availability group （DAG） that includes Server1 and Server2. Set the time to  live （TTL） for the DNS record.
• D、Configure a database availability group （DAG） that includes Server1 and Server2. Use the same certificate for both servers.

第3题：

You work as a network Exchange administrator at Company.com.The Company.com network currently consists of a single Active Directory forest containing a single domain named Company.com.The Company.com organization makes use of Microsoft Exchange Server 2010 as their messaging solution.you are responsible for managing a mailbox server named -ex01 that contains one mailbox database.A Company.com user named kara lang informs you that her mailbox contains a number of corrupted e-mail messages.you are in the process of recovering the e-mail messages of kara lang； however， other e-mail messages in the mailbox database should not be deleted.What should you do？（）

• A、You should consider creating a database availability group （DAG）. Then a backup of the mailbox database file should be restored. Thereafter the Export-Mailbox cmdlet should be run.
• B、You should consider creating a new Mailbox Recovery Database. Then a backup of the database file should be restored. Thereafter the Export-Mailbox cmdlet should be run.
• C、You should consider creating a new Mailbox Recovery Database. Then a backup of the database file should be restored. Thereafter the Restore-Mailbox cmdlet should be run.
• D、You should consider creating a database availability group （DAG）. Then a backup of the mailbox database file should be restored. Thereafter the Restore-Mailbox cmdlet should be run.

第4题：

You have an Exchange Server 2010 organization that contains three Mailbox servers.All Mailbox servers are members of a database availability group （DAG） and have a public folder database.The Active Directory forest contains one site.You create a new site and install new Exchange Server 2010 servers in the site.You need to ensure that public folders are stored on servers in both sites.What should you do？（）

• A、Create a public folder database on a server in the new site. Modify the replication settings for all public folders
• B、Create a public folder database on a server in the new site.Run the Set-DatabaseAvailabilityGroup cmdlet from a server in the new site
• C、Configure clustered continuous replication （CCR） on two servers in the new site. Modify the replication settings for all public folder databases
• D、Configure standby continuous replication （SCR） on a server in the new site. Run the Enable-StorageGroupCopy cmdlet from a server in the new site

第5题：

Your company has an Active Directory forest.  The forest contains two sites named Site1 and Site2.  You plan to deploy Exchange Server 2010 servers in both sites.  You need to plan a high-availability solution for the Mailbox servers that meets the following requirements：.Users must be able to access their mailboxes if a single server fails  .Users must be able to access their mailboxes remotely if a single site becomes unavailable What should you do？（）

• A、Deploy two Mailbox servers in each site. Install and configure continuous cluster replication （CCR）.
• B、Deploy one Mailbox server in Site1 and one Mailbox server in Site2. Install and configure continuous cluster replication （CCR）.
• C、Deploy two Mailbox servers in each site. Create one database availability group （DAG） named  DAG1. Add all Mailbox servers to DAG1.
• D、Deploy two Mailbox servers in each site. Create two database availability groups （DAGs） named  DAG1 and DAG2. Add the Mailbox servers from Site1 to DAG1 and the Mailbox servers from Site2 to  DAG2.

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 Server 2010 organization that contains 20 Mailbox servers.You plan to create 10 mailbox databases on each Mailbox server. You need to create a naming convention for all mailbox databases.  What should you include in your naming convention（）？ 

• A、For each mailbox database， provide a database name that is unique within the organization.
• B、For each mailbox database， provide a database name that is unique within the Mailbox server.
• C、For each mailbox database file， provide a file name that is unique within the organization.
• D、For each mailbox database file， provide a file name that is unique within the Mailbox server.

第8题：

You have an Exchange Server 2010 organization.  You need to recommend a client access solution that meets the following requirements： .Reduces the time required for users to reconnect to user mailboxes if a single Client Access server fails .Prevents users from being prompted for authentication if a single Client Access server fails What should you recommend？（）

• A、Client Access server array and hardware load-balancer
• B、database availability group （DAG） and hardware load-balancer
• C、failover clustering and database availability group （DAG）
• D、Windows Network Load Balancing and failover clustering

第9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10题：

You are the Exchange administrator of the Xxx Corporation’s Exchange 2010 organization.You have configured a Database Availability Group （DAG） named DAG01.You need to change the replication port used by the DAG.What are two things that you must do？（）

• A、Use the Exchange Management Console （EMC） to change the TCP port used for replication.
• B、Use the Exchange Management Shell to change the TCP port used for replication.
• C、Modify the Windows Firewall exceptions on each member of the DAG to open the replication port.
• D、Modify the Windows Firewall exceptions on the witness server of the DAG to open the replication port.
• E、Use the Exchange Management Shell to configure the DAG IP address of 0.0.0.0.
• F、Use the Exchange Management Shell to change the DAG IP address to 127.0.0.1.