Hardware is the physical, touchable, electronic and mechanical parts of a computer.

 

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Communication devices allow you to enter data or commands in a form

that thecomputer can use; they send the data or commands to the processing unit

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Storage devices usually means secondary storage that can store data and programs outside the computer itself.

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! Processing devices are the computer electronic circuitry housed in the system unit.

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CPU , a single circuit board, provides the path through which the processor communicates with memory components, other components, and peripheral devices.

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CPU significantly impacts overall computing power and manages most of a computer's operations.

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Different motherboards and computers require different wattages on the power supply.

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System unit is a package that holds temporarily data and program instructions during processing

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Communications devices provide connections between the computer and communications networks, and enable computer users to communicate and to exchange data, information, and programs with other computers.

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Output devices show people the processed data information in understandable and useful form.

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