NCSA Mosaic for the Macintosh User Guide

A : Glossary

This glossary briefly defines some terms that are used in this guide. Platform-specific information is noted. Additional information may be found online in the hyperlinks and the menus.

common extension for audio files (
the CompuServe Graphics Interchange Format--common extension for a graphics file (mygraphic.gif)
the extension used on a file that is coded using HTML (myfile.html); see also HTML
X-bitmapped (composed of dots or pixels) file format--common extension for a graphic file (mygraphic.xbm) (UNIX)
a sound format
synonym for hyperlink
feature of NCSA Mosaic that lets you add a comment to a World Wide Web document being viewed
anonymous FTP
a process for document retrieval using the File Transfer Protocol (FTP); user logs on (as "anonymous") but does not need a password to access documents on the server
search device for documents on anonymous FTP server machines; the search matches filenames
see .au
a file format where binary data is converted into ASCII text (Macintosh)
a World Wide Web client--that is, a software package that lets you to look around the World Wide Web (Web)
particle physics institute located in Geneva, Switzerland and originators of the World Wide Web
a computer running client software that connects to server machines running server software; the client makes requests to a server for documents and is responsible for displaying the information. NCSA Mosaic is an example of client software.
unit of information sent from servers to clients; a document may contain plain or formatted text, inlined graphics, sound, other multimedia data, or hyperlinks to other documents; often also referred to as a file
external viewer
a software program that NCSA Mosaic calls upon to view file formats it does not support internally
Frequently Asked Question, usually presented as a list of questions and answers
File Transport Protocol, a protocol for transferring files between computers
see .gif
menu-driven system on a server machine that presents the files available for retrieval in a hierarchical fashion; Gopher is considered particularly easy to use because of the menu system
term for the interconnected Gopher servers
helper application
see external viewer (Macintosh)
history list
in NCSA Mosaic, a list of recently visited documents
home page
start-up document that serves as a starting point for Internet explorations
a personalized online reference created and maintained by the user of important documents; a hotlist can be shared by mailing the file to another NCSA Mosaic user
HyperText Markup Language, the collection of styles used to define the various components of a hypertext document; see also .html
Hypertext Transfer Protocol, the protocol used by Web servers
a word or graphic in a document with some form of highlighting (color, underlined, or both) that links to another document; the word or graphic represents hidden text containing the location of another document that is displayed when you click on the highlighted word or graphic
online information with text, images, audio, and animation associated in a nonlinear web of associations
inlined image
a graphic image that is displayed along with text in an NCSA Mosaic window
an international computer network connecting universities, research institutions, government agencies, and businesses
Joint Photographic Expert Group, a compression/decompression standard for bitmapped images
see hyperlink
Multimedia Internet Mail Extensions, a format for including sound, images, animations and other types of data in an Internet email message
Moving Pictures Experts Group, a movie format
NCSA Mosaic
a World Wide Web client developed by NCSA's Software Development Group; designed for information discovery and retrieval using the global Internet
National Center for Supercomputing Applications on the campus of the University of Illinois at Urbana-Champaign and the home of NCSA Mosaic
A page description language developed by Adobe Systems and used for printing documents or displaying a document online using appropriate viewing software
point-to-point protocol, a method of connection to the Internet using a modem and phone lines
a movie format developed by Apple Computer
software that serves information to client software applications upon request
Serial Line Internet Protocol, a method of connecting to the Internet using a modem and phone lines
Standard Generalized Markup Language, a language that defines the structure of a document and the logical relationship of its parts
source file
for NCSA Mosaic, the file that contains the HTML codes that Mosaic interprets for display in the Document View window
formatting codes used in HTML (e.g., <H1> and </H1>, <P>)
a protocol for communication between computers
Tag Image File Format, a graphics format file type
University of Illinois at Urbana-Champaign
Uniform Resource Locator, server and path information used in an HTML-coded source file to locate another document
search device that matches filenames on Gopher servers
Wide Area Information Server, an index and retrieval system; when you enter a keyword, a search is performed on indexed documents, which can then be retrieved
another name for the World Wide Web
World Wide Web
a distributed hypertext-based information system developed at CERN
abbreviation for World Wide Web
see .xbm