What you need to know about computer hardware.

Computer Hardware are the physical component of a computer system that contains circuit board, ICs, or other electronics. They are the physical components of the computer systems that can be touched.

Components of the System Unit

 

                 Front side               Back side           Inside (mother board)

Front side;

1. Power switch

2. Light indicators

3. Floppy/DVD and CD ROM drive

Back side;

1. USB ports

2. Serial ports

3. Power socket

Inside;

1. Mother board

2. CPU

3. Power supply

4. Memory 

5. Hard disk

Categories of the Computer Hardware

Computer hardware can be categorized into input devices, output devices, processing devices, storage devices and communication devices.

Input device: enables the user to send data, information, or control signals to a computer.

Output devices: An output device is any peripheral that receives data from a computer, usually for display, projection, or physical reproduction.

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