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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)
Printed Circuit Board
It usually consists of a metallic conductor pattern on an organic insulating substrate, more complex circuits have several layers stacked togeather. After assembly where components are added, it is known as a printed wiring assembly (PWA).
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Graphic Design & prepress terms from desktop publishing to offset printing.
(14 terms)
DPI
A measure of image resolution - typical screen resolution is 72 dip whereas printing presse print at 300dpi.
When measuring the resolution of an image you need to know both the physical size and the resolution (in DPI) to acertain the actual amount of data. For example: An image that is 10 inches wide... at 72dpi would be 720 pixels wide at 300dpi would be 3000 pixels wide (roughly 3.5 times the resolution) |
Linux/Unix Terms and Commands.
(9 terms)
ln
ln [options] sourcename [destname]
ln [options] sourcenames destdirectory Create pseudonyms (links) for files, allowing them to be accessed by different names. In the first form, Link sourcename to destname, where destname is usually a new filename, or (by default) the current directory. If destname is an existing file, it is overwritten; if destname is an existing directory, a Link named sourcename is created in that directory. In the second form, create links in destdirectory, each l... |
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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)
DHTML
The combined use of HTML/XHTML and JavaScript (usually along with the DOM and Cascading Style Sheets) to create a dynamic = interactive Web pages.
Drop down menus and roll-over links are the most common forms of DHTML found on web sites today. Technologies such as AJAX and/or JASON take this to the next level combining DHTML with XML and data transfer to create web pages (typically parts of web applications) that can be updated without refreshing the entire page. |