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Storage and File structure - Coggle Diagram
Storage and File structure
physical storage media
magnetic disk
RAID
striping, non-redundant: 0
mirroring: 1
hamming code: 2
striping & parity: 3
striping & parity: 4
distributed parity: 5
tertiary storage
file organization
fixed-length records
free-list
delete by move records up
delete by replace it with last one
variable-length records
records in files
data-dictionary storage
storage access