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