storage devices

storage devices

1. magnetic storage

   • disadvantages
     • it is less durable
     • if any piece of it is broken it is useless
   • magnetic storage
     • advantages
       • it is the best way to keep large amounts of data
         • it lasts years if looked after well

2. solid state

   • advantages
     • more durable
       • it is faster
   • disadvantages
     • disadvantages
       • smaller storage capacity
       • it is more expensive than magnetic storage

3. optical

   • bits of data is cheaper
     • very durable
     • most of it is graved on disks
   • disadvantages
     • once somthing has been writen you cant erased
       • the speed is not that fast

4. purpose

   • optical
   • magnetic storage
     • magnetic storage
       • to store large amounts of data
   • solid state