What the Internet is

The Internet powers websites, applications, online communication, cloud services, and many of the digital tools we use every day—but what exactly is it?

In this course, you’ll learn what the Internet really is and how millions of computers, servers, devices, and networks connect and communicate across the world. You’ll explore the physical infrastructure behind the Internet, how information travels between devices, and the fundamental technologies that make global communication possible.

By the end, you’ll have a clear understanding of the Internet as the foundation on which the World Wide Web and modern web applications are built. This knowledge provides an essential starting point for anyone learning web development.