You administer a Windows Server 2012 R2 server that has the Hyper-V role installed. You plan to test an update to a virtual machine (VM) in a production environment. You must meet the following requirements:
migrate the VM to another Hyper-V host as quickly as possible

ensure that the VM configuration is preserved after the migration is complete

You need to migrate the virtual machine. What should you do first?
Correct Answer: D
Explanation/Reference:
Ref: http://www.robertborges.us/2013/10/windows/windows-server-2012/importing-exporting-hyper-v- virtual-machines-in-windows-server-2012-r2/
This is the way to preserve the configuration after the migration on both of the hosts - the "source" host will keep the powered off state of the VM and on the "destination" host will run the "migrated" VM.