RAM: Volatile, Stores currently running software, files, data, Can be edited by the system, Does not save when power is lost, Can use the Hard-drive as extra memory, ROM: Non-Volatile, Stores boot up instructions for a PC (Bios), Stores all instructions for an embedded system, CANNOT be edited by the system/user, Instructions are saved when the power is lost, Backing storage: Semi-volatile, Permanently stores software, files, data, Can be edited , Saves all data when power is lost, Solid state is faster modern version of this,

RAM vs ROM vs Backing storage

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