Localhost, Port, Host & Server Explained for Beginners | Web Basics

Ever wondered what localhost, port, host, and server really mean? In this beginner‑friendly Duo Blocks Edx video, we break down these four tech terms with simple analogies and real examples. You’ll see how they fit into the request–response cycle we covered in our “How the Web Works” video. We’ll explore: • What a Host is (and how it’s like an address) • Why Localhost means “your own computer as a server” • How Ports are like different doorways for data • What Servers do and why they matter • How all four concepts connect to make the web run • Perfect for students, aspiring developers, or anyone curious about how the internet works under the hood. 0:00 Introduction 0:42 What is Host? 1:26 What is Server? 2:18 What is Port? 3:16 Most Famous Ports 3:58 What is Localhost 4:48 Why We use Localhost 5:08 How It All Connects 📌 Watch our ‘How the Web Works’ episode first for the full big‑picture view! #DuoBlocksEdx #Localhost #Port #Host #Server #WebBasics #LearnWebDev #HowTheWebWorks #BeginnerFriendlyTech #CodingForBeginners #WebDevelopment #TechExplained #FrontendDevelopment #BackendDevelopment #NetworkingBasics #InternetExplained #FullStackLearning #WebDevLearning #TechnologyForBeginners #ComputerNetworking #NetworkPorts #ServerBasics #HowServersWork #InternetTutorial #ProgrammingTips #LearnNetworking