Hardware Related Data Loss
When the storage media itself has incurred physical damage, the result is usually devastating, and most often, recovery is costly.
Magnetic Media
Floppy disks and its successors, like the zip disk and super disk have no movable parts, is more durable than hard disks and also more compact compared to optical discs. However, they are close to extinction due to lowering cost of CD-writers, external drives and thumb drives.
How Floppy Discs Work?
Physical Damage
Like hard disks, scratches on the disk will render it useless. Slide open the metal slider and see if the surface of the plastic has suffered any scratches. Sometimes this is due to particles, such as dust, which enter disc and scratch it while it is being read or written.
