ReclaiMe Data Recovery Training

Partition Recovery Course - md-raid Test

Check methods which can be used to determine a role for a disk

do parity analysis, if RAID5
do entropy analysis, if RAID5
guess

Superblock is always located before data

true
false

How the number of a disk in the array is called in md-raid?

role
disk function
disk identifier

Check what some NASes can do on the good disks in case of a NAS failure

destroy GPT partitions
change array block size
spoil md superblocks
erase some user data

Where are copies of superblock stored?

on each array disk either in the beginning of the disk or in the end
only on the first member disk in the beginning
only on the first member disk in the end
on each array disk always in the beginning

What is the difference between superblocks among array member disks?

information about a particular disk
the copies of superblock are identical between array member disks

In what devices md-raid is commonly used?

NASes
DASes
Windows Servers

Superblock includes two significantly different parts; one describes a RAID and other – a specific disk

false
true

If one of the array disk has a damaged superblock how you can fix it?

copy a superblock along with all GPT table from a healthy disk and edit a role for the disk with damaged superblock
just copy a superblock from a healthy disk
copy a superblock along with all GPT table from a healthy disk

What the size of md-raid superblock

the size depends on NAS manufacturer
1 sector
1 B
1 KB

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