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3 major subsystems of a computer by Mind Map: 3 major subsystems of a computer
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3 major subsystems of a computer

In order to communicate with their human users, computers require these devices that allow people to input information into the computer.

Auxillary Input/ Output Devices

This area consists of several devices familiar to everyone who has a computer.

User Interface

The computer's operating system, the applications we buy, and the documents we write are all stored on these different devices.

Auxillary Storage or Secondary Memory