Internet and Networking Basics

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Internet

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A philosophy of making information and knowledge open and accessible to all people. A network of networks built on open, agreed upon protocols.

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Protocol

Back

A widely agreed upon set of rules that standardize communication between machines.

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Network

Back

A group of two or more computer systems linked together.

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Fiber Optic Cables

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Able to send bits from router to router across long distances, but they are very expensive.

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Bitrate

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The amount of data (in bits) that can be sent in a fixed amount of time.

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Bandwidth

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The capacity of data transfer in a system. Measured by bitrate.

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Latency

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The time it takes for a bit to travel from sender to receiver. Fiber optic cables have low latency.