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Data and Telecommunications, terms, concepts and abbreviations.
(19 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. |
Computer Hardware parts, abbreviations and concepts.
(6 terms)
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Graphic Design & prepress terms from desktop publishing to offset printing.
(14 terms)
Printer Control Language
Abbreviation of Printer Control Language, the Page Description Language (PDL) developed by Hewlett Packard and used in many of their laser and ink-jet printers. PCL 5 and later versions support a scalable font technology called Intellifont.
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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... |
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Photography terms and concepts, including digital and traditional photographic techniques.
(11 terms)
Depth-of-field
The area of sharpness in a picture, extending in front of and behind the plane of the subject, that is most precisely focused by the lens.
You can control depth of field by varying three factors: 1) the size of the aperture 2) the distance of the camera from the subject 3) the focal length of the lens. If you decrease the size of the Aperture, the depth of field increases; if you focus on a distant subject, depth of field will be greater than if you focus on a near subject; and if you... |
Web design termonology, concepts, and abbreviations.
(46 terms)
JPEG
A compressed graphics format specifically designed for photographs. Itīs name an acronym that stands for Joint Photographic Experts Group. It works by changing the images data from colours to frequencies (that represent detail) using a FFT and then discarding some of the high detail data - the resulting image is slightly blurry but this is barely noticable by the human eye and represents a significant saving of space.
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