A Floppy Disk is a flat, circular piece of a flexible plastic coated with the magnetized-oxide. It is enclosed in a square plastic jacket cover and this jacket give the handling protection to the disk surface. It has a special linear that provide a action to remove a dust particle and they are harmful to a disk surface and R/W head.
A floppy disk is also called as because they are made up of a flexible plastic plate and that can be bend and they are also known as a 'Floppies'. A floppy disk drive is a device used to read/write data from a disk. It had spindle to mount and rotate the disk and read/write data from the disk. It is a interchangeable disk type and allow a loading and unloading of a different floppy disk and when they are to be used.