It's valuable to learn about computers because they're the dominant work tools in education, business, manufacturing, finance, technology, and many other fields. Using computers helps you learn to research information on your own and to think logically about solving problems. When you learn how to operate computers, your knowledge of how computers work in different industries can help boost your career prospects. People use computers for all sorts of activities, from work-related processes like creating documents, reports, and spreadsheets, to leisure activities like playing video games, watching videos, and posting on social media.