Your Company has two offices.
The Offices are located in New Yorkand San Francisco.
You have an Exchange Server 2013 Organization that contains two Servers.
The servers are configured as shown in the following table.
The Organization contains four Mailbox Databases.
The Mailbox Databases are configured as shown in the following table.
Recently, DB1 went offline because of a disk failure.
The disk is restored and DB1 is mounted.
You discover that there are more than 10,000 email messages queued for delivery to DB1.
You need to preserve the messages and perform the following actions:
– EXPORT THE MESSAGES QUEUED FOR DELIVERY TO A DIFFERENT DRIVE.
– CLEAR THE MESSAGES QUEUED FOR DELIVERY.
– ENSURE THAT THE MESSAGES QUEUED FOR DELIVERY TO DB1
ARE DELIVERED WHILE PRESERVING THE ORIGINAL MESSAGE HEADER INFORMATION.
– PREVENT DUPLICATE MESSAGES.
Which four actions should you perform in sequence? 
Answer: 
Explanation:
1.Suspend the Queue
2.Export the Message from Queue
http://technet.microsoft.com/en-us/library/aa998625(v=exchg.150).aspx
3.Remove the Message in the Queue (Because it’s not removed after export)
4.Copy the Exported Message to the Replay Directory
http://technet.microsoft.com/en-us/library/bb124230(v=exchg.150).aspx#ReplayMod
Technet Reference: Export the Message from Queue
http://technet.microsoft.com/en-us/library/aa998625(v=exchg.150).aspx
Copy the Exported Message to the Replay Directory
http://technet.microsoft.com/en-us/library/bb124230(v=exchg.150).aspx#ReplayMod