Glossary of Internet Terms

©2007 by Walt Howe

Select the first character of the term you want to look up or use the Search link below.

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Letter J

A programming language developed by Sun Microsystems based on C++. It is used with web pages to create applets that will run on different platforms.
A scriptlanguage (with little in common with Java) developed by Netscape for writing short programs embedded in a web page. It is supported by Netscape from version 2.0 on and Microsoft and AOL browsers from version 4.0 on. MSIE 3.0 partially supports some features of Javascript.
Joint Photographic Experts Group, a graphical format that is widely used in WWW pages. It is particularly well suited to photographs and 3D or VRML images where there is a continuous range of colors or shades. It is a lossy format that can be reduced in file size by reducing the detail in the image. JPEG files use a .jpg or less commonly, .jpeg or .jpe extension. See also GIF.
Searchable index software that can be applied to a an organization’s gopher menus similar to VERONICA. It supposedly was named for its inventor, Rhett Jones, as Jonzy’s Universal Gopher Hierarchy Excavation And Display. But since the search tools archie and VERONICA came before it, the name obviously preceded the acronym. See archie and VERONICA.

(last updated 22 October 2012)