What is the difference between Disk and Disc? [duplicate]

Solution 1:

In computing, a disk is magnetic like an old floppy disk or a hard drive. A disc is a DVD or other circular media you put in your computer or other disc reading device.

Solution 2:

oxforddictionaries.com says:

Generally speaking, the British spelling is disc and the US spelling is disk, although there is much overlap and variation between the two. In particular, the spelling for senses relating to computers is nearly always disk, as in floppy disk, disk drive, and so on.