storage devices

storage devices

1. purpose

   • what do we use storage for?
     • we use storage for storing data such as files and applications permanently

2. solid state

   • examples
     • phones, laptops, and gaming pc's/ laptops
     • flash drives and storage disks
   • advantages
     • more durable and can read and write data much faster than magnetic storage
     • it is one of the most energy efficient storages
   • disadvantages
     • less cost efficient than magnetic because it has less capacity
     • it has limited read/write storage

3. optical

   • examples
     • DVD disks
     • blue ray disks
     • CD's
   • disadvantages
     • not very durable like solid state
     • has a limited capacity for data
   • advantages
     • cost affective like magnetic
     • it is also very portible unlike some other states

4. magnetic

   • examples
     • desktop
     • computers
     • laptops
   • advantages
     • cheap
     • fast access
     • fast retrival
   • disadvantages
     • easily broken
     • slower access than solid states
     • will brake over time