Glossary

Category: Information & Communication Technology (Select letter)

Looking in Category Information & Communication Technology for letter A

Active X
A technology developed by Microsoft to enhance Web Sites by allowing rich documents, multimedia files and custom controls within a browser without using a helper app. Microsoft's object, linking, and embedding (OLE) technology.
http://www.davis.k12.ut.us/etc/webterms.htm

ADSL
Asymmetric Digital Subscriber Line (1.5M to 9M bit/sec. downstream, 16k to 640k bit/sec. upstream, Internet access & video on demand).
http://www.davis.k12.ut.us/etc/webterms.htm

analog
A means of storing and transmitting sound, pictures or other material as an electrical wave (or waveform) that is a facsimile, or analog, of the original signal. This analog signal, or waveform, may be amplified, attenuated, or otherwise altered but retains the characteristic of its original signal. Example The sound that comes from my stereo speakers is basically the same waveform that was created by the microphone in the studio, even though it has been stored on a phonograph record. See also digital.
http://www.utexas.edu/cc/cit/de/deprimer/glossary.html

Anchor
A hyper lined work or group of words.
http://www.davis.k12.ut.us/etc/webterms.htm

Archie
A database search method that points you to specific files and FTP sites that you're interested in. You can search by subject, title, or keyword.
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ASCII
American Standard Code for Information Interchange - Used to describe files that are stored in clear text format.
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aspect ratio:
The ratio of width to height of a pixel or display screen. Display screens are usually about 5:4 although square pixels (1:1) are considered preferable.
http://www.utexas.edu/cc/cit/de/deprimer/glossary.html

asynchronous
Communication characterized by time-independence. That is, the sender and receiver do not communicate at the same time. Examples: electronic mail and voice mail.
http://www.utexas.edu/cc/cit/de/deprimer/glossary.html

audioconference
A conference, most frequently over the plain old telephone system (POTS), between two or more remote locations with live, audio transmission.
http://www.utexas.edu/cc/cit/de/deprimer/glossary.html

Authentication
A system for checking a user's identity for security reasons.
http://www.davis.k12.ut.us/etc/webterms.htm