In order to transfer information from one computer to another, data can be stored on a "floppy disk", a

Floppy disks are "played" in the computer's "floppy disk drive", inserted through a slot in the Central Processing Unit or CPU (the "box" part of the computer).

The Amstrad PCW which I used for my MA was unusual in that it used two and a half inch wide disks; there was no hard disk drive and all work was stored on floppies.

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