CD-RW (Compact Disc Rewritable) discs are blank discs that can be written to multiple times. They come in two varieties: CD-RWs and DVD-RWs.

CD-RWs are the most common type of CD-RW. They are typically used to store data or to create backups of files. The downside of CD-RWs is that they can only be written to a limited number of times before they become unusable.

DVD-RWs are a newer type of CD-RW that can hold more data than CD-RWs. They are typically used to store data or to create backups of files. The downside of DVD-RWs is that they can …