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a machine that can run a program, including computers, tablets, servers, routers, and smart sensors
Computing Device
a group of computing devices and programs working together for a common purpose
Computing System
a group of interconnected computing devices capable of sending or receiving data.
Computing Network
the series of connections between computing devices on a network starting with a sender and ending with a receiver.
Path
the maximum amount of data that can be sent in a fixed amount of time, usually measured in bits per second.
Bandwidth
An agreed-upon set of rules that specify the behavior of some system
Protocol
The unique number assigned to each device on the Internet.
IP Address
a protocol for sending data across the Internet that assigns unique numbers (IP addresses) to each connected device
Internet Protocol (IP)
A type of computer that forwards data across a network
Router
A chunk of data sent over a network. Larger messages are divided into packets that may arrive at the destination in order, out-of-order, or not at all.
Packet
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.
Redundancy
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.
Fault Tolerant
The protocol used for transmitting web pages over the Internet
HTTP
the system responsible for translating domain names like <example.com> into IP addresses
Domain Name System - DNS
a computer network consisting of interconnected networks that use standardized, open (nonproprietary) communication protocols.
Internet
a system of linked pages, programs, and files.
World Wide Web
