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Thursday, March 23, 2017

CD ROM Compact Disk Read Only memory



Device
CD ROM
Properties
-Written by manufacturer, can be read only
-No change or deletion allowed. Stores about 800 MB. 
Uses
-Stores movies, audios, videos, S/Ws
Advantages
-More data than floppy
-Less Expensive than HD
-No deletion accidentally
-Very portable
Disadvantages
-Less capacity than HD
-Slow data transfer and access rate
-One Cannot write into it

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