There are many cause of hardware failure such as memory errors, system timing problems, power loss, virus etc
unrecoverable backup can be a cause of hard disk failure so you need to safe your hard drive by remember these instructions that is:- always use antivirus for scanning, don't be overload hard disk, good power support.
You can use RAID controller settings and initialize the drive. Now data replication is the way of sharing information and make consistency between software and hardware components.
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