Computer technology is used to serve and connect people in the modern world. Desktops, laptops and mobile devices network the world together and perform multiple operations at once; however, this industry includes more than these machines. Individuals, communities, government and organizations rely on computer technology to produce or innovate the majority of things in their lives, such as food, services, entertainment, care, communication, education and transportation.

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The importance of computer technology in the services industry is increasing. Computer technology includes any machines that receive commands and perform calculations or services accordingly. Many types of operations, such as billing, record keeping, transactions and planning, take place through commercially available or customized machines.

Most modern devices use microchips and processing units to perform their basic functions. ATM machines, gas station pumps, GPS units and barcode scanners may be common in everyday life; however, each relies on circuit boards and digital data to meet the needs of consumers.