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How many uses of computers can you think of? They proliferate our everyday lives and permeate almost all aspects of society in the United States. They are used for work, entertainment, medicine, traffic enforcement, stock exchanges, education, navigation, sports, banking...ad infinitum.
What is a computer? It is an electronic machine that follows instructions, gets data from an input device, directs processing of the data and directs information to an output device. To do this successfully requires a variety of hardware and software.
Select a link at the left to learn about some basic hardware a computer might use.