Secondary Storage

Secondary Storage

1. Needed to store important files such as ROM

2. Needed for Non-Volatile data

3. Magnetic Storage

   • Advantages
     • Large Memory
     • Cheaper
   • Disadvantages
     • Sensitive to system movement
     • Uses more power
     • Slower
     • Loud
   • Used as a main storage for computers

4. Solid state memory

   • Advantages
     • Insensitive to system movement
     • Can be moved between devices
     • Uses less power
     • Faster
     • Quiet
   • Disadvantages
     • Small Memory
     • expensive
   • Used as a mobile storage