Friday, December 3, 2010

Five examples of storage devices(ASSIGNMENT)


Hard disk platters and head.jpghard disk drive[2] (HDD) is a non-volatilerandom access device for digital data. It features rotating rigid platters on a motor-driven spindle within a protective enclosure. Data is magnetically read and written on the platter by read/write heads that float on a film of air above the platters.


mystica usb flash drive 125x125 custom USB Flash DriveUSB flash drive consists of a flash memory data storage device integrated with a USB (Universal Serial Bus) interface. USB flash drives are typically removable and rewritable, and physically much smaller than a floppy disk

CD-ROM (pronounced /ˌsiːˌdiːˈrɒm/, an acronym of "compact disc read-only memory") is a pre-pressedcompact disc that contains data accessible to, but not writable by, a computer for data storage and music playback. The 1985 “Yellow Book” standard developed bySony and Philips adapted the format to hold any form ofbinary data.[2]
floppy disk is a data storage medium that is composed of a disk of thin, flexible ("floppy") magnetic storagemedium sealed in a square or rectangular plastic carrier lined with fabric that removes dust particles.
CD-RW (Compact Disc-ReWritable) is a ReWritableoptical disc for reWriting. Known as CD-Writable (CD-RW) during its development, CD-RW was introduced in 1997, and was preceded by the CD-MO, which was never commercially released, in 1990.

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