a machine that can run a program, including computers, tablets, servers, routers, and smart sensors
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Computing System
a group of computing devices and programs working together for a common purpose
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Computing Network
a group of interconnected computing devices capable of sending or receiving data.
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Path
the series of connections between computing devices on a network starting with a sender and ending with a receiver.
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Bandwidth
the maximum amount of data that can be sent in a fixed amount of time, usually measured in bits per second.
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Protocol
An agreed-upon set of rules that specify the behavior of some system
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IP Address
The unique number assigned to each device on the Internet.
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Internet Protocol (IP)
a protocol for sending data across the Internet that assigns unique numbers (IP addresses) to each connected device
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Router
A type of computer that forwards data across a network
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Packet
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.
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Redundancy
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.
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Fault Tolerant
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.
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HTTP
HyperText Transfer Protocol - the protocol used for transmitting web pages over the Internet
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Internet
a computer network consisting of interconnected networks that use standardized, open (nonproprietary) communication protocols.
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World Wide Web
a system of linked pages, programs, and files.
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Digital Divide
differing access to computing devices and the Internet, based on socioeconomic, geographic, or demographic characteristics