Computer Applications

Friday, April 9, 2010

CD-RW discs

CD read / write disks support the creation of CD-R and CD-RW discs, and feature the CD-ROM drive. These

drives use a low power laser "burning" of data in the active layer of the disc.

CD-R (write CD) discs are 'write once - they are writing data can not be erased or altered. However,

multisessions can be created and additional data can be added.

CD-RW (rewritable CD) discs can be written or delete several times. This two-pass process, so they

typically take twice as many CD-R disc production.

CD-RW discs, as a rule, three speed ratings - one for reading the disc, one for writing CD-R discs, and

the second for writing CD-RW discs. Speed ratings range from 1 to 52x, which means that 1x CD read /

write in "real time" - 52 minutes audio CD takes about 52 minutes to create 1x speed and speed about 1

minute 52x.

Data can be written to disk in various formats to create a CD, data, CD, CD or video file from the

CD-ROM. Audio CD, to play in most standard CD audio equipment, video and photo discs will play on many

players in the consumer DVD.

Many writers CD (also known as "vodka"), is directed to function as a combination DVD-ROM drive.

Most DVD-RW discs and CD-RW capabilities.

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