FOCUS QUESTION

How does data travel across the internet?

The map breaks this topic into its core concepts, connected by labeled relationships. Each link is written so it can be read as a complete statement — not just an unlabeled line between boxes.

Concepts and relationships

  • Client requests data from Server.
  • The Internet uses IP Address.
  • The Internet routed by Router.
  • The Internet splits data into Packets.
  • DNS resolves domain to IP Address.
  • The Internet governed by Protocol.

How to read this map

Follow how a client requests data from a server, using IP addresses, routers, packets and DNS, all governed by protocols.

Learning objectives

  • Distinguish client and server.
  • Explain IP addresses and DNS.
  • Describe how data is split into packets.
  • Explain the role of protocols.
Review standard: Concepts reflect widely taught computer-science fundamentals. Sources: Standard introductory networking references.