Essentially, each is a recordable variation of the
DVD format. They allow the recording of audio, video, data, etc. on
DVD discs.
DVD-
R is a one-time recordable disc, similar to a CD-
R. If used to record video, it should be playable on most
DVD players.
DVD-
RAM,
DVD-
RW and
DVD+
RW are competing, rewriteable
DVD formats.
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