The motherboard, hard disk drive, keyboard and power supply unit are the major parts of a computer. Computers are available in two main sizes, portable and desktop. Examples of portable computers include notebooks, lapto... More »

Computers present processed information to users via output devices including monitors, speakers, and printers. Other, less common output devices include projectors, plotters, and braille embossers. More »

A computer uses a set of complex electronic circuitry to automatically carry out stored, programmed tasks and functions. Most of the computer's main work is performed in the central processing unit. Computers can perform... More »

To replace the CR2032 battery on a computer's motherboard, first be sure the computer is off and disconnected from its power supply, then remove the battery from its socket and insert the new battery. While most motherbo... More »

Examples of computer processing devices include the central processing unit, motherboard and memory of a computer. These devices are responsible for storing and retrieving information. More »

A system unit is the metal case that houses and protects other computer components, such as the motherboard, hard drive, RAM, graphics card and central processing unit, or CPU, of a computer system. More »

The four main components in a computer are the central processing unit, the random access memory, the motherboard and the hard drive. These components are responsible for a computer's primary functions, including process... More »

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