Clients and Servers
Understand how clients and servers form the backbone of the Internet — how requests and responses flow, what roles each plays, and how they communicate using protocols.
Understand how clients and servers form the backbone of the Internet — how requests and responses flow, what roles each plays, and how they communicate using protocols.
Understand how DNS and IP addresses work together to make the Internet human-friendly — learn what happens when you type a URL, how domain names are translated, and why IP addresses matter.
Explore the Domain Name System (DNS) — the backbone of the Internet that translates human-readable names into IP addresses. Learn its structure, types of records, and how the DNS resolution process works.
Understand how data travels across the Internet, how devices communicate through packets and protocols, and how requests move between clients, servers, and networks.
Understand what the Internet really is, how it connects billions of devices, and learn about the systems and protocols that make global communication possible.