Secondary storage

Secondary storage

1. Magnetic

   • Can hold a lot of data
   • Can be damaged due to moving parts
   • Cheapest

2. Optical

   • Portable
   • Easily scratched
   • Comes in different types (CD, DVD, Blu - ray)

3. Solid state

   • Most expessive
   • Most durable

4. RAM

   • Temporary storage
   • It is volatile
   • Software and webpage data

5. Rom

   • Tells the components how to start up
   • Non volatile