You need to perform a bare-metal recovery of Server1 by…

You have a server named Server1 that runs Windows Server 2012 R2.
Each day, Server1 is backed up fully to an external disk.
On Server1, the disk that contains the operating system fails.
You replace the failed disk.
You need to perform a bare-metal recovery of Server1 by using the Windows Recovery Environment (Windows
RE).
What should you use?

A.
The Wbadmin.exe command

B.
The Repair-bde.exe command

C.
The Get-WBBareMetalRecovery cmdlet

D.
The Start-WBVolumeRecovery cmdlet

Explanation:
Wbadmin enables you to back up and restore your operating system, volumes, files, folders, and applications
from a command prompt.
Wbadmin start sysrecovery
runs a recovery of the full system (at least all the volumes that contain the operating system’s state). This
subcommand is only available if you are using the Windows Recovery Environment.
*Wbadmin start sysrecovery -backupTarget
Specifies the storage location that contains the backup or backups that you want to recover. This parameter is
useful when the storage location is different from where backups of this computer
Incorrect Answers:
B:
Accesses encrypted data on a severely damaged hard disk if the drive was encrypted by using BitLocker.
Repair-bde can reconstruct critical parts of the drive and salvage recoverable data as long as a valid recovery
password or recovery key is used to decrypt the data.
C:
Gets the value that indicates whether the ability to perform bare metal recoveries from backups has been
added to the backup policy (WBPolicy object).
D:
Starts a volume recovery operation.
Wbadmin start sysrecovery
https://technet.microsoft.com/en-us/library/cc742118.aspx