disk(A device used to store information. There are two types of disks. Hard disks are permanent and installed into your computer. Floppy disks are portable and can be inserted into and removed from a floppy disk drive)
Blu-ray Disc(A high definition optical disc format which uses a smaller focus blue-violet 405 nm laser allowing higher precision and storage density. A competitor to HD DVD)
Super Video CD(An optical disc format used to store video on standard compact discs developed by China Recording Standards Committee in competition to the DVD format)
solid-state drive(A primary storage device based on solid-state memory, such as flash memory, that provides nonvolatile storage with benefits of performance, reliability and power saving)
SVCD(An optical disc format used to store video on standard compact discs developed by China Recording Standards Committee in competition to the DVD format)