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How are DVDs able to store so much more information than a compact disc (CD)?

April 26, 2017able CD compact disc DVDs store

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How are DVDs able to store so much more information than a compact disc (CD)?

2 Answers

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Information is recorded on both CDs and DVDs through a series of pits embedded in the disc. Because the pits on a DVD are so much smaller, it can hold up to seven times as much information as a CD.

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Information is recorded on both CDs and DVDs through a series of pits embedded in the disc. Because the pits on a DVD are much smaller, it can hold more information than a CD.