Storage devices

Storage devices

1. Optical

   • Examples
     • CD's
     • blu-rays
     • DVDs
   • Disadvantages
     • Can be easily scratched
     • low capacity
   • advantages
     • portable
       • cheap

2. Solid state

   • advantages
     • Durable
     • Energy efficient
   • examples
     • Phones, tablets and gaming PCs/laptops.
   • Disadvantages
     • not as cost effective

3. Purpose

   • What do we use storage for?
     • Storing data (files, operating system, applications). Permanently.

4. Magnetic

   • Examples
     • PCs, desktop computers, laptops, games consoles
   • disadvantages
     • Less durable than solid
   • advantages
     • High capacity
     • Cost-effective