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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 BPVīs 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)
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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Graphic Design & prepress terms from desktop publishing to offset printing.
(14 terms)
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Linux/Unix Terms and Commands.
(9 terms)
ls
ls [options] [names]
List the contents of a directory or directories. This is similar to the dos command īdirī frequently abbreviated in many shells to ll for ls -l which lists files with long format. If no [names] then the contents of the current directory are listed. Options -1, --format=single-column Print one entry per line of output. -a List all files, including the normally hidden files whose names begin with a period. -b, --escape Display nonprinting characters in octal an... |
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Photography terms and concepts, including digital and traditional photographic techniques.
(11 terms)
Bracketing
Making several exposures, using different settings (initially this was restricted to exposure but with digital photography can also include white balance and quality). Bracketing allows for error and permits selection of the best exposure after development.
Most professional photographers will always bracket photos where you only have one chance to capture the moment - weddings for example. |
Web design termonology, concepts, and abbreviations.
(46 terms)
web designer
Person responsible creating web sites - this usually includes all graphics, code, and functionality for the complete page - however sometimes it only refers to the graphic design of the site and not the code. In those cases a web programmer would also be involved.
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