-
floppy disk 8 inch
introduction of the 3740 data entry system -
3 1/2 inch
improved to support both single-sided and double-sided media, with formatted capacities generally of 360 KB and 720 KB respectively. -
5 1/4 inch
A blank 40‑track disk formatted and written on an 80‑track drive -
usb flash drive
widespread support for USB flash drives and BIOS boot, manufacturers and retailers progressively reduced the availability of floppy disk