1.3.10

What is the Internet?

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What is the Internet?

The Internet is a global aggregation of different computer networks - a network of networks.

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Internet Protocol (IP)

  • The Internet Protocol (IP) is a set of rules that make sure that devices can work together on the Internet.
  • Every computer is assigned an IP address that is used to send and receive data from other devices.
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Packet switching

  • Packet switching is the process by which data is transmitted on the Internet.
  • Data is split into small 'packets' which are then sent out across the network.
  • Routers are essential to the internet because they pass the data packets between the interconnected networks.
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Internet traffic

  • There are a lot of different types of traffic on the Internet.
  • Each type of traffic corresponds to a different type of application. For example:
    • World Wide Web (WWW) traffic.
    • Email traffic.
    • Multiplayer game traffic.
    • Video streaming traffic.

Jump to other topics

1Computer Systems

1.1Systems Architecture

1.2Memory & Storage

1.3Computer Networks, Connections & Protocols

1.4Network Security

1.5Systems Software

1.6Ethical, Legal, Cultural & Environmental Concern

2Computational Thinking, Algorithms and Programming

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