From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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Optical media

Optical media

From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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Optical media

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- Ah, optical media. These wonderful little round discs that are printed with something on one side and all shiny on the other. These discs have been used to store data since around 1980 and although they're fading out today, we still see lots of systems that have optical media drives in them. And for a lot of us, especially system builders, driver disks and other things still come with optical media. So I want to go ahead and cover it in this particular episode. Now, optical media has been around for a long time, since around 1980 and we can basically break it down into three groups. There's CDs, DVDs, and Blu-ray and I want to cover all those real quick in this episode. So first of all, let's start with a CD. Now, CD stands for Compact Disc and it was originally designed to do nothing more than play music. It stored the music digitally, basically microscopic tiny little pits and then nice shiny spots were our ones and…

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