Secondary Storage

Secondary Storage

1. Optical

   • Examples
     • CDs, DVDs abd Blu-Rays
   • advantages
     • Portable
     • can be used in a variety of devices
     • cheap
   • disadvantages
     • not very durable compared to solid state
     • very low capacity compared to magnetic and solid state

2. solid state

   • Examples
     • phones, tablets and gaming PCs/laptops
   • advantages
     • high read write speed
     • energy efficient
     • more durable than magnetic
   • disadvantages
     • not as cost-effective

3. magnetic

   • examples
     • PC,desktop,computers, laptops and game consoles.
   • advantages
     • Cost-Affective
       • If you are interested in high capacity then it is cost effective.
     • High Capacity
   • Disadvantages
     • Less durable than Solid State

4. purpose

   • what do we use storage for?
     • storing data (files, operating system, applications.) Permanently

5. Magnetic storage has a higher capacity then solid state.

6. Solid State is more durable than magnetic due to magnetic has moving parts.