ReclaiMe Data Recovery Training

Partition Recovery Course - md-raid Test

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

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

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

What is the difference between 1.x versions of md superblock?

superblock format
superblock location
superblock configuration

md-raid allows to create arrays without superblocks at all

rue
false

Superblock can be located after data

false
true

Where are copies of superblock stored?

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

What the size of md-raid superblock

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

md-raid can consist of other mad-raid arrays

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

Check what can be designated as "md"

driver
software RAID metadata
disks from a NAS
NASes using Linux

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