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Comparison between compact disc (CD) and digital versetile disc (DVD).
Member rating: No Rating | Words: | Submitted: Mon Dec 22 2003
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Comparison Between Compact Disc (CD) and Digital Versetile Disc (DVD) Compact Disc (CD): Optical disc technology CD just happens to be one of the first in a long line of optical media which are read using a laser beam which is reflected in varying intensity from the surface of a rapidly rotating metallic disc embedded in a protective plastic substrate. Other optical disc formats include the Philips Video Laserdisc (LD) for recording of analogue video signals, and more recently the minaturized Sony MiniDisc (MD) for digital audio and the much denser Toshiba Digital Video Disc (DVD) which has myriad applications, including high-definition digital video. CD is a very adaptable format which was initially only intended to store digital audio data. Today however, CDs are also used to store computer files, multimedia content and even digital video. Additionally, while CD was initially evisaged as a read only medium which was pressed in a die, cast...
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