Storage Device

Storage Device

1. Optical

   • Disadvantages
     • Can be easily scratched
     • Has limited capacity
     • Low capacity
   • Examples
     • CDs,DVDs,and bluerays
     • All storage methods use data
     • Red with a laser
   • Advantages
     • Can be used in a variety of devices
     • Portable
     • Very cheap

2. Magnetic

   • Disadvantages
     • Reads and writes data slower
     • Less durable than a solid state
     • Not as durable
   • Examples
     • PCs,desktop computer,laptops,gaming consoles.
   • Advantages
     • Larger capacity than solid state.
     • Cost effective
     • high capacity

3. Solid State

   • Advantages
     • Energy efficient
     • It is very durable
   • Example
     • phones,tablets and gaming PCs/laptops.
     • It uses microchips
   • Disadvantages
     • Has limited read/write lifespan.
     • Not cost affective
     • It has smaller capacity

4. Purpose

   • What storage do we use for?
     • Storing data(files,operating sytem,applications)permanently