You need to make a backup of a small database storing customer information for historical records. The database is about 5.5 GB in size. Of the options, which is the best storage media for this task?
Of the options provided DVD-R DL (DVD-Recordable Dual Layer) is the only one with the capacity (8.5GB) to support this. Both CD options have a 0.7GB capacity, and a DVD-R has a 4.7GB capacity.
Wikipedia
DVD (an abbreviation of digital versatile disc) is a digital optical disc storage format invented and developed in 1995 and released in late 1996 The medium can store any kind of digital data and is widely used for software and other computer files as well as video programs watched using DVD players DVDs offer higher storage capacity than compact discs while having the same dimensions Prerecorded DVDs are mass-produced using molding machines that physically stamp data onto the DVD Such discs are a form of DVD-ROM because data can only be read and not written or erased Blank recordable DVD discs (DVD-R and DVD+R) can be recorded once using a DVD recorder and then function as a DVD-ROM