Term: HARD DISK
A hard disk is a magnetic storage device consisting of multiple spinning platters (disks), each with its own read write heads. Hard disk drives have a much higher storage capacity (up to a gigabyte or more) than floppy disks. They also have a much faster access time and higher transfer rate than floppy disk drives. A rigid circular platter coated with magnetic material. A type called a "Winchester" disk is contained in a disk drive unit that is permanently sealed to keep out dust and other contaminants. It has much greater storage capacity and can operate at faster speeds than a floppy disk of similar size.
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