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Secondary Storage - Coggle Diagram
Secondary Storage
Characteristics
Capacity
Amount of data that can be stored.
If exam states that less than 10GB needs to be stored - suggest DVD or USB memory stick.
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Magnetic
Uses minute magnetic particles to store data such as hard disk, floppy disk, magnetic tape.
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Optical
CDs DVDs, Blu-ray. uses laser beam to burn pits to represent data, a presence of a pit indicates 1 otherwise a 0
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Solid State
Includes USB, SSD, memory cards. It holds data using electronic switches, open switch represents a 1 and closed represents a 0.
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