CD -ROM DEININITION

The abbrevation CD-ROM XA for cd-rom extended architecture, in computing , a set of standards for storing multimedia information on CD-ROM. It is developed by Philips, sony, LG and Microsoft, it is partial development of the CD-1 Standard. it interleaves data (as in CD-1) so that blocks of audio data are sandwiched between blocks of text, graphics, or video. This allows parallel streams of data to be handled, so that information can be seen and heard simultaneously.

CD-RW is an abbrevation for compact disc rewritable, compact disc on which data can be recorded easly (compare with 'CD-ROM' compact disc which defines read only memory, unlike CD-R disks, stored data can be erased and CD-RW disks reused.