ReclaiMe Data Recovery Training

Filesystem Recovery Course - File Storage Basics Test

What is an alternative name for cluster?

sector
stripe
block
chunk

A filesystem, if possible, tries to allocate clusters sequentially

false
true

What is fragmentation?

when a file is stored in several non-contiguous fragments
when two files have identical fragments

What is carving?

discovering files by searching the disk by file header signatures
discovering files by searching the disk by file hashes
discovering files by searching the disk by file names

What is a compressed file?

a file containing fragments stored on disk in compressed form
a file containing more than two identical blocks
a file consisting of more than one fragment
a file containing zeros which are not actually stored on the disk

What is a sparse file?

a file containing a compressed block
a file consisting of more than one fragment
a file containing more than two identical blocks
a file containing zeros which are not actually stored on the disk

What is a minimum unit of disk space a physical device operates with?

sector
cluster
stripe
chunk

How does deduplication work?

a filesystem monitors that exactly one copy of each data block is stored
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

Next lesson - File Metadata

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