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Computers are used widely in business, education, arts and entertainment, health care, marketing, science, publishing, and government. They play important roles in communication, banking and finance, airports, the military, security, robotics, and more. While computers are useful for calculations, record keeping, and data processing in systems like government, the military, airports, and weather forecasting, they lack feelings, independent intelligence, decision making abilities, common sense, and require human guidance.





