It clone any of your DVD movies to a single recordable DVD disc with amazing high speed and top quality.

Out of all the recordable DVD formats, the DVD-RAM has the highest data security as it possesses an engraved sectoring and an elaborate fault management, like hard discs.

You may be able to use tar to create a system backup that will fit on a recordable DVD, once compressed; however, most modern systems have enough user data that a single DVD won't hold it all.