DRAG DROP
You administer three Microsoft SQL Server 2008 R2 instances.
Database mirroring is configured in High-Safety mode with Automatic Failover between the
following three servers:
SQL1 is the Principal server.
SQL2 is the mirror server.
SQL3 is the witness server.
You need to upgrade SQL1 and SQL2 to SQL Server 2012. You need to ensure that downtime is
minimized during the upgrade.
Which six actions should you perform in sequence? (To answer, move the appropriate actions from
the list of actions to the answer area and arrange them in the correct order.)
Answer: 
Explanation:
http://msdn.microsoft.com/en-us/library/bb677181.aspx
8 – 2 – 5 – 3 – 6 – 7
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Answer is correct
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8-3-5-2-6-7…
We cant updagrade the Principle server when the resources are up & running. we need to start the upgration with SQL2 and then move the services of principle server to secondary server.
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