Mind map

STORAGE

Luke ODonnell English

Map content

STORAGE

Primary storage - made up of RAM and ROM, this stores programs and instructions for the CPU to process.
- RAM- Random Access Memory
- ROM- Read Only Memory
Secondary storage - permanently stores programs and data whilst they are not in use by the CPU.
- secondary storage is used for...
  - Permanently storing data and programs when they are not immediately needed by the computer.
  - Storing backups of data in case the originals are damaged or destroyed.
- Optical
  - CD-ROM/CD-R, DVD-ROM/DVD-R, Bluray
- Magnetic
  - Hard Disks, Magnetic Tapes, old-fashioned floppy disks
- Flash
  - Solid State Drives, USB memory sticks