Summary

Computer science studies computation and information. It defines computer_science as the study of algorithms, data_structures, and programming_languages that solve problems. It also covers computer_architecture and operating_systems that manage machines. Core topics include computational_complexity for efficiency, databases for storing data, and computer_networks for communication. Modern areas include artificial_intelligence and cybersecurity. Key outputs are correct programs and reliable systems. You should recognize basic terms, name major areas, and recall how software and hardware relate in this field.