Storage Devices

Things to remember

• Magnetic tape is the most popular storage medium for long time storage medium for long time storage.
• Magnetic disk is most popular storage medium for direct access backup storage.
• Floppy disks are very thin and flexible, so called floppies.
• Hard disk are made up with set of rigid metal diskettes (mostly aluminum) which is permanently sealed in metal case for air-tight.
• Due to the use of laser beam technology for recording/reading of data on the disk, these devices are called optical storage devices.