Secondary storage

Secondary storage

1. Optical media

   • CDs hold 700MB DVDs hold 4.7 GB Blu-Ray holds 25GB
   • The cheapest storage option.
   • The most portable.
   • Giving parents a copy of "We will rock you" play because it is compatible with many devices.

2. Magnetic

   • Data can be read directly from any part of the disk.
   • Data is stored magnetically.
   • Highest capacity.
   • Longer read/write life than SSDs.
   • Which secondary storage would be best for a school server because it has the highest capacity.

3. Solid state

   • Lower power consumption.
   • More durable (Shock proof).
   • Do not need defragmenting.
   • Fastest read/write speed.
   • Which secondary storage would be best for a high performance laptop because it run is shock proof and has a lower power consumption.