📌 0478/0984 iGCSE Computer Science – Unit 5 Lesson 1: The Internet and WWW

Welcome to Unit 5, Lesson 1 of the iGCSE Computer Science (0478/0984) course! In this lesson, we explore the Internet and the World Wide Web (WWW)—two essential technologies that power modern digital communication.

0: 00 – Intro
1: 10 – Internet vs WWW
4: 02 – URLs and their structure
2: 20 – How digital currency works (Blockchain)
5: 30 – HTTP and HTTPS
7: 00 – HTML
10: 55 – Web Browsers
13: 15 – Practice Questions

🔹 Topics Covered:
✅ What is the Internet?
✅ How does the Internet work?
✅ The difference between the Internet & the WWW
✅ Key protocols: HTTP, HTTPS, TCP/IP
✅ Web browsers, search engines & URLs

📚 Perfect for:
✔️ iGCSE Computer Science students
✔️ Anyone interested in how the Internet functions
✔️ Teachers & educators looking for structured explanations

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