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Filesystem Recovery Course - File Storage Basics Test
Check optional properties for a file
name
file extension
data and time of file creation
content
size
access rights
How does deduplication work?
a filesystem monitors that exactly one copy of each file metadata block is stored
a filesystem compresses data before writing it to the disk
a filesystem monitors that no more than two copies of each data block is stored
a filesystem monitors that exactly one copy of each data block is stored
What is an alternative name for cluster?
chunk
stripe
block
sector
How is a record storing file metadata and pointers to file content called in Linux?
short form directory
indirect block table
group descriptor
MFT record
inode
directory
What is a sparse file?
a file consisting of more than one fragment
a file containing zeros which are not actually stored on the disk
a file containing more than two identical blocks
a file containing a compressed block
What is a minimum unit of disk space a filesystem operates with?
chunk
stripe
sector
cluster
Check properties a file required to have
access rights
name
size
content
data and time of file creation
Check what makes carving impossible
journaling
fragmentation
deduplication
sparse storage
compression
checksums
copy-on-write
What is carving?
discovering files by searching the disk by file hashes
discovering files by searching the disk by file header signatures
discovering files by searching the disk by file names
A filesystem, if possible, tries to allocate clusters sequentially
false
true
Next lesson - File Metadata
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