storage devices

storage devices

1. optical

   • advantages
     • cost effective
     • portable
   • disadvantages
     • low capacity
     • can be easily scratched
   • examples
     • cd's and ,dvd's
     • blu ray

2. solid state

   • disadvantages
     • not as cost effective
   • examples
     • phones tablets and pc's/gaming laptops
     • flashdrive
   • advantages
     • durable
     • energy efficient
     • high read write speed

3. magnetic

   • disadvantages
     • less durable than solid state
   • advantages
     • cost effective
     • high capacity
   • examples
     • pc's desktop computers laptops games consoles

4. purpose

   • what do we use storage for
     • storing data files operating system applications permanantly