Glossary

add-on Software that is designed to enhance or expand the capabilities of other software. For example, iQfx would be considered an add-on to RealPlayer because it enhances audio quality.

ADSL (asymmetric digital subscriber line) Technology to carry high-speed data over ordinary phone lines. It is up to 70 times as fast as a 28.8 modem, and can be used concurrently with voice over the same line. It is called asymmetric because download speeds to the subscriber are faster than upload speeds from the subscriber.

algorithm A complex mathematical procedure or formula that seeks out repetitive data and replaces it with a code. More advanced algorithms take into consideration the limitations of human perception. An algorithm determines how ...

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