Foundations of Computer Science: Information and the Web

In our highly connected digital world, understanding how data is handled is just as important as knowing how to use a device. This course introduces you to the core principles of computer science, transforming how you view and interact with everyday technology. By reading through this text-only guide, you will gain a clear understanding of what information is, how systems process it, and how to navigate the modern web safely and effectively. What you'll learn: Understand the fundamental concepts of information, signals, and their key properties; Analyze how information is collected, processed, stored, and transmitted in both technology and nature; Explore the mechanics of the World Wide Web and how modern search engines index content; Master smart search queries to find accurate and reliable information quickly; Practice identifying credible online sources and protecting your digital privacy. The course starts with essential definitions of information theory before moving into practical digital literacy skills, web search strategies, and modern online safety principles. Designed for absolute beginners, school-level learners, or anyone looking to build a strong foundation in computer science, this course requires no prior technical experience. Start reading today to build your digital literacy foundation.