A group of computing devices and programs working together for a common purpose.

The maximum amount of data that can be sent in a fixed amount of time.

Series of connections between computing devices on a network.

An agreed upon set of rules that specify the behavior of some system

The unique number assigned to each device on the internet

A type of computer that forwards data across a network

the inclusion of extra components so that a system can continue to work even if individual components fail, for example by having more than one path between any two connected devices in a network.

Can continue to function even in the event of individual component failures. This is important because elements of complex systems like a computer network fail at unexpected times, often in groups.

A chunk of data sent over a network.

Data added to packets to help route them through the network and reassemble the original message.

A protocol for sending packets that does error-checking to ensure all packets are received and properly ordered

A protocol for sending packets quickly with minimal error-checking and no resending of dropped packets

The capacity for the system to change in size and scale to meet new demands

The system responsible for translating domain names like example.com into IP addresses

A protocol for computers to request and share the pages that make up the world wide web on the Internet