secondary storage

secondary storage

1. solid state

   • example
     • USB card
     • phone
     • gaming PC's
     • tablet
   • advantage
     • durable
     • energy effcient
     • high read and write speed
   • disadvantages
     • expensive

2. optical

   • example
     • DVD's
     • blue ray
     • CD's
   • advantage
     • low capacity

3. magnetic

   • example
     • PC's
     • gaming consoles
     • desktop computers
   • advantage
     • cheep
     • high capacity
   • disadvantages
     • less durable than solid state

4. purpose

   • storage data (files,operation system,application)peranently
     • what do we use storage for?