Tuesday, January 18, 2011

Secondary Storage

File Compression
A process of encoding information using fewer bits. It can be used to compress or shrink a file
Head Crash
A head crash is a hard disk failure that occurs when a read-write head of a hard disk drive touches its rotating platter, resulting in permanent and usually fatal damage to the magnetic media on the platter surface


Internet hard Drive
Internet hard drive offers a means of accessing computer files from any computer, as long as that computer has access to the Internet



Optical Disc drive
Optical disc drive is a disk drive that uses laser light or electromagnetic waves near the light spectrum as part of the process of reading or writing data to or from optical discs.


Solid-state storage
A data storage device that uses solid-state memory to store persistent data

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