DVD format?

[dreyes67]

In a DVD, what does +R and -R mean. Does it mean the same for a CD?

[WyllyWylly]

The +R and -R are two competing formats for writing to a DVD. They are not the same as CD-R, which is standardized. Worse, there are also DVD -RW and +RW formats, each with its own up and down sides. Rather than re-hash all of that here, a quick summary: http://www.webopedia.com/DidYouKnow/Hardwa...tsExplained.asp