Introduction to Computer Networks: Foundational Guide for Beginners

Understanding how computers communicate is the foundation of all modern technology, from web browsing to cloud computing. This text-based course guides you through core networking concepts, breaking down complex protocols and architectures into clear, readable explanations. What you'll learn: * Understand fundamental networking terminology, including LAN, WAN, and network topologies * Explain the layers of the OSI model and TCP/IP suite in clear, practical terms * Identify common network devices like routers, switches, and gateways * Explore modern web protocols, IP addressing, and DNS * Learn the basics of network security, including firewalls and zero-trust concepts * Apply your knowledge through written exercises designed to reinforce key concepts. You will start with basic definitions and physical infrastructure before moving on to protocols, addressing, and security. This course is perfect for beginners, students preparing for introductory computer science exams, and anyone wanting to understand how the internet works. No prior technical background is required. Start reading today to build a strong foundation in computer networking.