storage devices

storage devices

1. optical

   • advantages
     • cost effected
     • its portable
   • disadvantages
     • low capacity
     • it is less durable
   • examples
     • CD
     • SD

2. magnetic

   • disadvantages
   • advantages
     • cost effective
     • high capacity
   • examples

3. solid state

   • advantages
     • durable
     • higher read, write speed
   • disadvantages
     • less portable than optical
     • less cost effective
   • examples
     • laptop
     • phone