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Sigma KEE - CD-RW
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CD-RW
A type of CompactDisc that can be written on and read from multiple times.
Relationships      
Parents CompactDisc An instance of CompactDisc is a flat, disc-shaped DigitalDataStorageDevice that has a reflective medium on at least one side, in which a laser is used to write and read bits of data.
  RewritableDataStorage A DigitalDataStorageDevice on which the stored DigitalData can be altered or deleted, e.g. CD-RW.


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Sigma version 3.0 is open source software produced by Articulate Software and its partners