Data and Telecommunications, terms, concepts and abbreviations.
(19 terms)
ATM
A protocol for asynchronous data communications that represents the evolution from x.25 and Frame Relay. It includes specific considerations for QoS and allows for different packet priority and size.
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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)
PDL
Abbreviated as PDL, a language for describing the layout and contents of a printed page. The best-known PDLs are Adobe PostScript and Hewlett-Packard PCL (Printer Control Language), both of which are used to control laser printers.
Both PostScript and modern versions of PCL are object-oriented, meaning that they describe a page in terms of geometrical objects such as lines, arcs, and circles. |
Linux/Unix Terms and Commands.
(9 terms)
whereis
Locate the binary, source, and manual page files for specified commands/files. The supplied filenames are first stripped of leading pathname components and any (single) trailing extension of the form .ext (for example, .c). Prefixes of s. resulting from use of source code control are also dealt with. whereis then attempts to locate the desired program in a list of standard Linux directories (e.g., /bin, /etc, /usr/bin, /usr/local/bin/, etc.).
Options -b Search only for binaries. -f Term... |
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)
FTP
A protocol developed to enable the transfer of files across a network. It provides a reletively insecure username and password security but has been more recently enhanced to allow for SSL encryption to provide a secure password exchange.
To some extent the use of FTP has been superceeded by SFTP (a component of SSH) or the secure file transfer protocol. |