Storage Devices

Storage Devices

1. Magnetic storage

   • Advantages
     • Its cheap
     • Good for transferring small files
     • Small and light
     • It was easy to transfer data from one computer to the next
   • Disadvantages
     • It has moving parts
     • Its not really portable
     • accessing data would be very slow
   • Examples
     • hard Dec
     • Floppy dec
     • Magnetic tape

2. Solid State

   • Advantages
     • Its more durable
     • It doesn't have any moving parts
     • Its portable
     • Run Silently
   • Disadvantages
     • Its expensive
     • Smaller storage capacity
   • Examples
     • Iphones
     • MacBooks
     • Laptops

3. Optical

   • Advantages
     • Mas storage capacity [on the order of gigabytes
     • Low cost per bit of storage
     • Long media life
     • Cheap
   • Disadvantages
     • It can easily get scratched
     • Easy to break
     • Can get damaged
   • Examples
     • CD
     • DVD

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