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Filesystem Recovery Course - File Metadata Test
What determines what metadata to store and how?
operating system
filesystem
user
BIOS settings
Is there a chance to recover A and C metadata?
yes
no
yes, if no data is written to a disk
Leaf blocks of a b-tree store actual metadata
false
true
As to inner organization, b-tree is simpler than table
true
false
Is there a chance to recover A, B, and C metadata?
yes but only C
yes but only A and B
no
yes
Which blocks of a b-tree are most important for data recovery?
leaf blocks
pointer blocks
Check filesystems using only b-trees to store file metadata
HFS
BTRFS
XFS
NTFS
FAT
Is there a chance to recover A and B metadata?
yes
no
Check filesystems using both b-trees and tables to store file metadata
BTRFS
NTFS
XFS
HFS
FAT
Is there a chance to recover B and C metadata?
yes, if no data is written to a disk
no
yes
Next lesson - VMFS recovery
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