Web Glossary |
AnchorSynonymous with hyperlinks, anchor refers to non-linear links among documents. Or more simply put, it’s the word or phrase that can be selected to connect to another page or resource. Anchor ColorYou guessed it–the color on screen that represents the anchors. The reason so many are blue is that is often the default color. This color can be changed to any combination of red, green and blue. AgentAgents are search tools that automatically seek out relevant online information based on your specifications. Agents are also called intelligent agents, personal agents, knowbots or droids. AnnotationsPersonal notes you can attach to the documents you have saved in your Web browser. The notes are available to you whenever the document is viewed. ArchieDerived from the word archive, Archie is a Net-based service that allows you to locate files that can be downloaded via FTP. ASCII(pronounced “Ask-ee”) An acronym for American Standard Code for Information Exchange, ASCII is an international standard in which numbers, letters, punctuation marks, symbols and control codes are assigned numbers from 0 to 127. Easily transferred over networks, ASCII is a plain, unadorned text without style or font specifications. Asychronous ConnectionThe type of connection a modem makes over a phone line, this connection is not synchronized by a mutual timing signal or clock. AU SoundsThis is an audio format developed for Sun workstations and often used to distribute sound clips via the Web. Authoring SoftwareThis term refers to software that enables the creation of multimedia or hypertext documents and presentations. AvatarThis term refers to an interactive representation of a human in a virtual reality environment; term was popularized by Neal Stephenson’s novel “Snow Crash.” BandwidthThe range of transmission frequencies a network can use. The greater the bandwidth the more information that can be transferred over that network at one time. The term bandwidth also broadly includes throughput, meaning the amount of data sent. BasebandA transmission method in which a network uses its entire transmission range to send a single signal. BaudA unit of speed in data transmission, or the maximum speed at which data can be sent down a channel. Baud is often equivalent to bits per second. Named after J. M. E. Baudot (died 1903). BBSThis is an acronym for Bulletin Board System, a computer equipped with software and telecommunications links that allow it to act as an information host for remote computer systems. BinHexA file conversion format that converts binary files to ASCII text files. BitA contraction of binary digit, a bit is the smallest unit of information that a computer can hold. Eight bits is equivalent to a byte. The speed at which bits are transmitted or bit rate is usually expressed as bits per second or bps. BroadbandA transmission method in which the networks range of transmission frequencies is divided into separate channels and each channel is used to send a different signal. Broadband is often used to send different types of signals simultaneously. BrowserA type of software that allows you to navigate information databases. Examples are – Netscape Navigator, NCSA, Mosaic, Opera and Internet Explorer. ByteThe number of bits used to represent a character. CD-ROMCompact Disk-Read Only Memory; an optical disk from which information may be read but not written. CD-R or Compact Disk-RecordableRefers to computer peripheral disk drives that allow the user to record content on to a blank compact disk. ClientA computer that has access to services over a computer network. The computer providing the services is a server. Note: in an X-11 environment, the meanings of client and server are reversed. Client-Server ArchitectureAn information-passing scheme that works as follows: a client program, such as Mosaic, sends a request to a server. The server takes the request, disconnects from the client and processes the request. When the request is processed, the server reconnects to the client program and the information is transferred to the client. This architecture differs from traditional Internet databases where the client connects to the server and runs the program from the remote site. Note: in an X-11 environment, the meanings of client and server are reversed. ConfigurationThis is a general-purpose computer term that can refer to the way you have your computer set up. It is also used to describe the total combination of hardware components that make up a computer system and the software settings that allow various hardware components of a computer system to communicate with one another. ConfigureThe act of changing software or hardware actions by changing the settings. CyberMallA term commonly used to describe an electronic site shared by a number of commercial interests. CyberspaceA term coined by William Gibson in his novel “Neuromancer” to refer to a near-future computer network where users mentally travel through matrices of data. The term is now used to describe the Internet and the other computer networks. Dial-up ConnectionThe most popular form of Net connection for the home user, this is a connection from your computer to a host computer over standard telephone lines. Direct ConnectionA permanent connection between your computer system and the Internet. This is sometimes referred to as a leased-line connection because the line is leased from the telephone company. DNSAn acronym for Domain Name Server, DNS refers to a database of Internet names and addresses which translates the names to the official Internet Protocol numbers and vice versa. DocumentWhen used in reference to the World Wide Web, a document is any file containing text, media or hyperlinks that can be transferred from an HTTP server to a client program. Document WindowThis is the Web browser’s scrollable window in which HTML documents can be viewed. DownloadTo transfer to your computer a copy of a file that resides on another computer. DSUThe abbreviation for Digital Services Unit, DSU replaces the modem in synchronous connections to the Internet. EDIThe abbreviation for Electronic Data Interchange, EDI system allows linked computers to conduct business transactions such as ordering and invoicing over telecommunications networks. External ViewerA program used for presenting graphics, audio and video files. Programs that allow the viewing of GIF and JPEG files and the hearing of AU files fall into this category. FAQThis is the acronym for Frequently Asked Questions. A common feature on the Internet, FAQs are files of answers to commonly asked questions. Read FAQs before wasting electrons asking obvious questions. Saves you from receiving flames. FirewallThis term refers to security measures designed to protect a networked system from unauthorized or unwelcome access. FTPFile Transfer Protocol is a protocol that allows the transfer of files from one computer to another. FTP is also the verb used to describe the act of transferring files from one computer to another. GIFThis acronym stands for Graphic Interchange Format, a commonly used file compression format developed by CompuServe for transferring graphics files to and from online services. GopherA menu-oriented tool used to locate online resources developed at the University of Minnesota. GopherspaceA term used to describe the entire gopher network. GroupwareThis term refers to software applications that facilitate shared work on documents and information. GUIAn acronym for Graphical User Interface, this term refers to a software front-end meant to provide an attractive and easy to use interface between a computer user and application. The Macintosh operating system has a GUI, DOS does not. Home PageThe document displayed when you first open your Web browser. Home Page can also refer to the first document you come to at a Web site. HotlistsLists of frequently used Web locations and URLs (Uniform Resource Locators). HostA computer acting as an information or communications server. HTMLAn acronym for HyperText Markup Language, HTML is the language used to tag various parts of a Web document so browsing software will know how to display that document’s links, text, graphics and attached media. HTML DocumentA document written in HyperText Markup Language. HTTPThe abbreviation for Hypertext Transfer Protocol, HTTP is used to link and transfer hypertext documents. HypermediaThe hypertext concept extended to include linked multiple media. HypertextThis term describes the system that allows documents to be cross- linked in such a way that the reader can explore related documents by clicking on a highlighted word or symbol. IABThe abbreviation for Internet Architecture Board, the IAB is the council that makes decisions about Internet standards. IETFThe abbreviation for Internet Engineering Task Force, IETF refers to a subgroup of the Internet Architecture Board that focuses on solving technical problems on the Internet. Inline ImagesThese are the graphics contained within a Web document. IPThe abbreviation for Internet Protocol, IP refers to the set of communication standards that control communications activity on the Internet. An IP address is the number assigned to any Internet-connected computer. ISDNThe abbreviation for Integrated Services Digital Network, ISDN is a telecommunications standard that uses digital transmission technology to support voice, video and data communications applications over regular telephone lines. ISOCThis is the abbreviation for Internet Society, an organization formed to support a worldwide information network. ISOC is the sponsoring body of the Internet Architecture Board. JPEGThe acronym for Joint Photographic Experts Group, JPEG is an image compression format used to transfer color photographs and images over computer networks. Along with GIF, it’s one of the most common ways photos are moved over the Web. LinksThese are the hypertext connections between Web pages. This is a synonym for hotlinks or hyperlinks. LiveWhen used in reference to a World Wide Web file, this term designates an object linked to another layer of information. MetaverseFrom the novel “Snow Crash” by Neal Stephenson, this term describes a virtual online representation of reality. MIMEAn acronym for Multipurpose Internet Mail Extensions, MIME is a messaging standard that allows Internet users to exchange e-mail messages enhanced with graphics, video and voice. MIME file types are also used in Mosaic. MosaicThis is the common name of a World Wide Web multimedia browser program developed at the National Center for Supercomputing Applications in Urbana-Champaign, Ill. The official, copyrighted name of the program is NCSA Mosaic(tm). MPEGThe acronym for Moving Pictures Expert Group, MPEG is an international standard for video compression and desktop movie presentation. A special viewing application is needed to run MPEG files on your computer. NCSAThis is the abbreviation for National Center for Supercomputing Applications at the University of Illinois in Urbana-Champaign. NFSThe abbreviation for Network File System, NFS is a protocol suite developed and licensed by Sun Microsystems that allows different makes of computers running different operating systems to share files and disk storage. NICThe abbreviation for Network Information Center, NIC is an organization responsible for supplying information for component networks that comprise the Internet. NOCThe abbreviation for Network Operations Center, NOC is the organization responsible for the day-to-day operations of the Internet’s component networks. NodeA device attached to a network. A node uses the network as a means of communication and has an address on the network. NRENThe abbreviation for National Research and Education Network, NREN is an effort to combine the networks operated by the U.S. government into a single high-speed network. OSI ModelThe Open Systems Interconnection (OSI) reference model for describing network protocols was devised by the Internet Standards Organization. It divides protocols in to seven layers to standardize and simplify definitions. POPAn acronym for Point of Presence, POP is a service provider’s location for connecting to users. Generally, POPs refer to the location where people can dial into the provider’s host computer. Most providers have several POPs to allow low-cost access via telephone lines. POTSThis is an acronym for Plain Old Telephone Service. PPPThe abbreviation for Point-to-Point Protocol, PPP is an Internet connection where phone lines and a modem can be used to connect a computer to the Internet. ProtocolA set of standards that define how traffic and communications are handled by a computer or network routers. QuickTimeThis is a digital video standard developed for Apple Macintosh computers. Special viewing applications are needed to run QuickTime movies. RouterA communications device designed to transmit signals via the most efficient route possible. Search EngineThis term refers to a program that helps users find information in text-oriented databases. ServerA computer system that manages and delivers information for client computers. Note: in an X-11 environment, the meanings of client and server are reversed. SGMLThe abbreviation for Standard Generalized Markup Language, SGML is an international standard for the publication and delivery of electronic information. SharewareThis term refers to software that is available on public networks and BBSs. Users are asked to remit a small amount to the software developer, but it’s on the honor system. SLIPThe acronym for Serial Line Internet Protocol, SLIP refers to a method of Internet connection that enables computers to use phone lines and a modem to connect to the Internet without having to connect to a host. SocketThis is a communication mechanism originally implemented on the BSD version of the UNIX operating system. Sockets are used as endpoints for sending and receiving data between computers. Synchronous ConnectionAn analog to analog or digital to digital connection that is able to perform two or more processes at the same time by means of a mutual timing signal or clock. T-1High-speed data line connection. T-1 operates at 1.45 Mbps. TagsThese are formatting codes used in HTML documents. Tags indicate how parts of a document will appear when displayed by browsing software. TCP-IPThe basic protocols controlling applications on the Intn the Internet; it stands for “transmission control protocol/Internet protocol.” TIFFThis is the acronym for Tagged Image File Format, a graphic file format developed by Aldus and Microsoft. Mosaic supports the viewing of TIFF images. Trumpet WinsockA popular, cheerier TCP/IP protocol stack. URLThis is the abbreviation for Uniform Resource Locator, the addressing system used in the World Wide Web and other Internet resources. The URL contains information about the method of access, the server to be accessed and the path of any file to be accessed. VeronicaThis is a search utility that helps find information on gopher servers. Veronica allows users to enter keywords to locate the gopher site holding the desired information. The name is an acronym for “very easy rodent oriented net-wide index of computerized archives.” Honest! WAISThe abbreviation for Wide Area Information Service, WAIS is a Net-wide system for looking up specific information in Internet databases. WAIS gatewayThis term refers to a computer that is used to translate WAIS data so it can be made available to an otherwise incompatible network or application. Mosaic must use a WAIS gateway. Web BrowserThis is the software that allows a user to access and view HTML documents. Examples of Web browsers include Netscape, Mosaic, Cello and Lynx. Web DocumentAn HTML document that is browsable on the Web. WebmasterThis term refers to the person in charge of administrating a World Wide Web site. Web NodeThis term is synonymous with Web site or Web server. Web PageAn HTML document that is accessible on the Web. WebspaceThis term refers to the space created by the World Wide Web. World Wide WebAlso known as WWW or W3, the World Wide Web is a hypertext- based Internet service used for browsing Internet resources. We have the know-how to develop fully interactive and dynamic web pages. To discuss your ideas with us or for any advice, on (03) 9783 3873. |