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Technology in Focus covers binary and hexidecimal notation.  Why might you need to know this for personal or business purposes and  where might you use it?

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Anyone who ever builds a website in HTML will benefit from having an understanding of hexidecimal notation, as this is the format in which HTML denotes color.

Colors in HTML are written in the format #------, with a hashtag (#) followed by three pairs of two-digit hexadecimal numbers (00-FF). The first two digits...

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