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-ROM, -R, +R, +RW? Understanding the optical drive alphabet soup |
October 29, 2012
Nick248 asked the Answer Line forum about optical drives. I figured it was time to go over the various types of CDs, DVDs, and Blu-ray discs, and the drives that read and write to them.
[Email your tech questions to answer@pcworld.com or post them on the PCW Answer Line forum.]
I can't blame anyone for being confused. We've got three types of optical discs (CDs, DVDs, and BDs), with five different capacities between them. There are discs you can only read from, discs you can also write to, and discs you can write to, erase, and write to again. And the acronyms aren't always helpful.
Let's start with the acronym that appears before the hyphen, which tells you the standardized disc format:
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Link: http://www.pcworld.com/article/2012081/rom-r-r-rw-understanding-the-optical-drive-alphabet-soup.html
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