storage devices

storage devices

1. optical

   • disadvanteges
     • low reliability
     • easily scrached
     • low capacity
   • advanteges
     • can be used in a variaty of diffrent devices
     • eaisily transportable
     • cheaper than other devices
   • examples
     • CDs
     • DVDs
     • blue-rays

2. magnetic

   • advanteges
     • higher capacity than other devices
     • cost effective
   • disadvanteges
     • less durable than solid state
   • examples
     • hard disc in laptop or pc
     • pc
     • desc top computors
     • game consoles

3. solid state

   • advanteges
     • durable
     • high read wright speed
     • energy efficient
   • disadvantages
     • not cost affective compared to other devices
   • examples
     • phone solid sate
     • tablets
     • USB sticks
     • gaming pc

4. what do we use storage for?

   • purpouse
   • storing data permanatley
   • keeping documents safe