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Title: How do optical discs store data? Post by: wrongway on Mar 31, 2017 How do optical discs store data?
A) A laser burns tiny pits onto a disc. B) A magnet aligns iron particles on a platter. C) Electronic memory records data on chips. D) A digital spectrometer leaves grooves in a platter. Title: Re: How do optical discs store data? Post by: jaredon on Mar 31, 2017 Content hidden
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