STORAGE DEVICES.

STORAGE DEVICES.

1. OPTICAL

   • ADVANTAGES
     • PORTABLE
       • CHEAP
   • DISADVANTAGES
     • EASILY BROKEN
     • LOW CAPACITY
     • DURABILITY
   • EXAMPLES
     • CD
     • DVD
     • BLU- RAYS

2. SOLID STATE

   • EXAMPLES
     • TABLETS
     • USB STICK
   • DISADVANTAGES
     • SIZE
     • COST
   • ADVANTAGES
     • EFFICENT
     • FAST

3. PURPOSE

   • WHAT DO WE USE STORAGE FOR?
     • STORING DATA ( FILES OPERATING SYSTEM APPLICATIONS) PERMENANTLY

4. MAGNETIC

   • ADVANTAGES
     • HIGH CAPACITY
     • COST- EFFECTIVE
   • DISADVANTAGES
     • NOT PORTABLE
     • NOT DURABLE
   • EXAMPLES
     • PC'S, DESKTOP COMPUTERS, LAPTOPS, GAMES CONSOLES

5. EXAMPLE

   • ASUS Laptop
     • 512 GB
       • 16 GB RAM
         • not as portable as a USB stick
           • more durable than magnetic state
             • costlier than magnetic storage
               • solid state
                 • more portable than magnetic storage

6. EXAMPLE

   • hard disk drive
     • not as portable as optical storage
       • slower access than solid state
         • cheaper than solid state
           • less durable than solid state

7. EXAMPLE

   • CD
     • has better graphics than solid state
       • more portable than magnetic storage
         • more expensive than magnetic storage
           • less durable than solid state