storage devices

floppy disk

• portable magnetic disk on which data and programs are stored
• magnetic disk contained within a rigid plastic case
• storage capacity of 1.44mb
• used for transferring small files
• less useful today due to small storage capacity, and the fact that most computers no longer have a floppy disk drive

hard disks

• main storage device for a computer and holds data and programs
• large storage capacity
• flat, circular, rigid plate with a surface that can be magnitised on both sides where data is stored
• can be internal or removable
• portable hard disks allow large amounts of data…