Computer science is the study of the principles and use of computers. It involves understanding how software and hardware interact, as well as developing algorithms, systems, and applications. Students learn how to solve complex problems through programming, analyzing data, and designing software solutions. The field covers areas such as artificial intelligence, machine learning, databases, networking, cybersecurity, and software engineering. It requires a strong foundation in mathematics and logic, as well as an understanding of computational theory and real-world applications. The course emphasizes critical thinking, problem-solving, and creativity, providing students with the tools needed to innovate in the digital world.