3. This is used on all computers and are the main method of
storing data.
The disk surface is coated with magnetic film which is where
data is stored
Advantages Disadvantages
Huge capacities Can be damaged easily
Very easy to update/delete Not portable
items
5. This item works the same as a fixed hard drive.
But the difference is that it is connected to the computer
externally.
Typical storage spaces are 250 gigabytes up to 3 terabytes