Dennis Faas's picture

Recover, Reuse Data on Dvd-r Dvd+r Media?

Infopackets Reader Fran K. writes: " Dear Dennis, I have used some of my DVD-R disks to copy some of my old family movies, a couple I messed up on and won't let me copy anything else to them. Is there any kind of program that will let you recover or ... reuse the DVDs? " My response: Good question. The simple answer is that it is not possible to reclaim space on DVD-R or DVD+R media. However, providing that the disc you made is multi-session (IE: you specified that you can write more than once to the disc the first time you wrote to it) *and* you have a considerable amount of space ... (view more)

Dennis Faas's picture

CD, CDR, CDRW, DVD and their Hybrid Standards

A CD is an acronym for Compact Disc. It can refer to any media type which is based on CD technology. For example, a CD can be a computer disc, a music disc, or a video CD. Each CD standard is defined by ISSO-9660, a model used by the International ... Standards Organization. Because there are so many different CD formats, there are a number of books describing certain formats and specifications for each type. For example, the ISSO-9660 Red Book defines standards that all devices which play music CDs must follow for 100% compatibility. Here is a quick run-down about ISSO-9660 standards (adapted ... (view more)

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