premise: A Floppy disk is composed of a thin and flexible electronic storage medium.
hypothesis: Disk storage is a general category of storage mechanisms where data are recorded by various electronic , magnetic , optical , or mechanical changes to a surface layer of one or more rotating disks . A floppy disk , also called a floppy , diskette or just disk , is a type of disk storage composed of a disk of thin and flexible magnetic storage medium , sealed in a rectangular plastic enclosure lined with fabric that removes dust particles . A floppy disk is a disk storage medium composed of a disk of thin and flexible magnetic storage medium encased in a rectangular plastic carrier .