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Data and Telecommunications, terms, concepts and abbreviations.
(19 terms)
B8ZS
A coding technique that transmits T1 data at 1.536Mbps by inserting the pattern 00011011, with BPV´s in the fourth and seventh positions, wherever ones density requirements are not met by the unmodified data. It requires the CSU to not remove bipolar violations, and works only where the phone company equipment can tolerate it. This allows 64Kbps channels on a T1 (for example) rather then the base 56Kbps.
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Computer Hardware parts, abbreviations and concepts.
(6 terms)
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Graphic Design & prepress terms from desktop publishing to offset printing.
(14 terms)
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Linux/Unix Terms and Commands.
(9 terms)
RAM
RAM is a type of computer storage whose contents can be accessed in any order. This is in contrast to sequential memory devices such as magnetic tapes, discs and drums, in which the mechanical movement of the storage medium forces the computer to access data in a fixed order. It is usually implied that RAM can be both written to and read from, in contrast to read-only memory or ROM.
Computers use RAM to hold the program code and data during execution. In the first electronic computers, RAM wa... |
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Photography terms and concepts, including digital and traditional photographic techniques.
(11 terms)
GIF
A compressed graphic format suited for flat color images (illustrations) and drawings. It compresses images by referencing areas of the same colour thus it is less suitable then JPEG for photographic images (where there are colour gradients)
Originally created by CompuServ it was the subject of proposed law suits and patent discussions which have largely been dropped. |
Web design termonology, concepts, and abbreviations.
(46 terms)
Data Warehouse
An organised collection of data stored in a central location. Information should be structured by subject to allow access by business area. Data Warehouse software often includes sophisticated compression and hashing technique
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