Storage devices

Storage devices

1. Optical

   • Examples
     • CD
     • DVD
   • Advantages
     • Portable
     • Cheap
   • Disadvantages
     • Low capacity
     • Slow
     • Not durable

2. Purpose

   • Why do we ned storage?
     • To store data so we are able to do everything we need to do on our computer

3. Magnetic

   • Examples
     • PCs, desktop computers, laptops, game consles
   • Advantages
     • High capacity
     • Cost effective
   • Disadvantages
     • Less durable than solid state
     • Not very portable

4. Solid state

   • Examples
     • Phones, tablets and usb sticks.
   • Disadvanteges
     • Expensive
     • Not very Portable
   • Advanteges
     • Quick read/write speed
       • Due to no moving parts
     • Energy efficient
     • Durable