Partition Recovery Course - md-raid Test

If you know that array member disks, say in RAID 5, are all of the same size, then

md superblocks are located at the same offset either in the beginning or in the end of the disks depending on superblock version
md superblocks are located at the same offset in the beginning of the disks
the disks will use the same partition layout
md superblocks are located at the same offset in the end of the disks

Check what md superblock versions exist

1.x
0.8
2.x
0.9

Superblock is always located before data

false
true

md-raid allows to create arrays without superblocks at all

rue
false

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

superblock configuration
superblock location
superblock format

Check what information you can get from a single superblock

block size
array size
the number of disks in an array
complete disk order
RAID level
position of the disk in the array (role)

In what devices md-raid is commonly used?

NASes
DASes
Windows Servers

md-raid can consist of other mad-raid arrays

false
true

The main component of md metadata is

GPT or MBR table
header
i-node
superblock

When recovering md how you should sort superblocks?

by size
by generation number
by relevance

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