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Storage refers to computer devices and recording media that can retain digital data used for computing for some interval of time.

Storage types[edit]

The main storage types are:

  • Main or primary storage
    • memory - used for fast, short term storage
    • CPU cache - L1 or L2 caches on modern CPU's
  • Auxiliary or secondary storage
    • hard disk - long term magnetic storage
    • tapes - long term magnetic storage
    • CDs and DVDs - long term optical storage

Also see[edit]

  • Byte - Measurement of storage space
  • ASM - Automatic Storage Management
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