storage devices

storage devices

1. Optical

   • Disavagnteges
     • • can be easily scratched
     • Low capacity
     • Has limted capacity
   • Exampels
     • Read with a laser
     • Cd's dvds, bluerays
     • All storage methods use data
   • Advantages
     • Portable
     • can be used in a varitey of devices
     • Cost effictive

2. Purpose

   • what do we use storage
     • storing data (files operating system ,applications ) permanently

3. Magnetic

   • Examples
     • Pcs, desktop, computer laptop, gaming consels
   • Disavagnteges
     • Not as durable
     • Reads and writes slower
     • Less durable then a solid state
   • Advantages
     • Cost effective
     • Large capacity than solid state
     • High capacity

4. Soild state

   • Example
     • It uses michochips
     • Phones,tablets and gaming ,pcs /laptops
   • Avantages
     • Energy efficent which means measuring enery-expenidture
     • Durable
   • Disavantges
     • It is not very durable
       • It has smaller capacity
     • Has limted read and write life spam