WEBVTT

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Digital versatile Discs.

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Digital Versatile discs.

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DVDs.

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Although the same size in diameter can store much more data than CDs.

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Diameter 120mm.

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Same as a CD.

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Type of laser used to write data.

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650 NM Red laser maximum capacity of a DVD 4.7GB GB and 15.9GB Dual layer DVD.

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The various types of DVDs are as follows.

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Digital Versatile Disc Read only Memory DVD.

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The DVD comes with data already written to it, much like a CD or album.

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Digital Versatile Disc Recordable Dvd-r.

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Data can be written once to the DVD.

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Digital Versatile Disc Plus Recordable Dvd-r.

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Data can be written once to the DVD.

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Your DVDs utilize a more advanced error detection and management technology.

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Digital Versatile Disc Rewritable DVD.

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RW data can be written to the DVD several times.

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The DVD or Du disc differs from the Dvd-r disc in that the DVD RW disc may be written to a bit faster

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and may also be compatible with a larger variety of DVD players.

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Digital Versatile Disc Recordable dual layer DVD DL.

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The DVD contains dual layers resulting in higher storage capacities of between 7.95GB on a DVD, nine

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disk, and 15.9GB on a DVD.

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18 Disc Digital Versatile Disc Recordable dual layer DVD DL Same as the DVD or DL, but has been argued

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as having a more efficient format resulting in fewer errors.

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Digital Versatile Disc.

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Random Access.

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Memory.

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DVD ram Mainly used in video recording equipment due to its resiliency lasting up to two decades and

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the ability to rewrite data onto it.

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This disc is more expensive than other DVD formats and is also not compatible with many common DVD drives

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and players.