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Non-volatile storage

Non-volatile storage is a category of Computer storage. Unlike Volatile storage, it doesn't require power to retain stored data.

Storage devices in this category include:

CD, CD-ROM, CD-R, CD-RW
DVD
BD-ROM[?], BD-R[?], BD-RE[?]
Floppy disk
Hard disk
Magnetic tape
Paper tape
Punch card
ROM
NVRAM

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