secondary storage

secondary storage

1. RAM

   • it is volatile
   • it stores software data
   • webpage data

2. ROM

   • non-volatile
   • BIOS
   • OS start up instruction

3. solid state

   • faster then magnetic drives
   • more durable because of no moving parts
   • more expensive than magnetic drives

4. optical

   • small and easy to move around
   • comes in different types(CD,DVD,Blu-ray)
   • can be scratched easy

5. magnetic

   • much cheaper data storage than solid state
   • much larger storage capacity
   • less durable than solid state because of moving parts

Bilder und Dateien der Mindmap