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Binary: A way to represent info using two options.

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A way to represent info using two options.

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Bit: A contraction of 'Binary Digit'; the single unit of information in a computer, typically as 0 or 1.

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8 bits

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byte

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Error from representing a number that is too large.

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Overflow Error

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Error from representing a number too precisely; value is rounded.

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Round-off Error

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Data that changes continuously over time, like music or a sprinter's position.

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Analog Data

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Digital Data

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Data that changes discretely through a finite set of possible values.

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Process of creating a digital representation of analog data by measuring at regular intervals.

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Sampling

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A process to reduce bits without losing information, reversible.

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Lossless Compression

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A process to reduce bits with some information lost, not reversible.

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Lossy Compression