Monday, June 28, 2010
X
XForms
A future version of HTML Forms, based on XML and XHTML. Differs from HTML forms by separating data definition and data display. Providing richer and more device independent user input.
Learn more about XForms in our XForms tutorial
XHTML (Extensible Hypertext Markup Language)
HTML reformulated as XML. XHTML is the latest version of HTML. Developed by W3C.
Learn more about XHTML in our XHTML tutorial
XPath
XPath is a set of syntax rules (language) for defining parts of an XML document. XPath is a major part of the W3C XSL standard.
Learn more about XPath in our XPath tutorial
XQuery
XQuery is a set of syntax rules (language) for extracting information from XML documents. XQuery builds on XPath. XQuery is developed by W3C.
Learn more about XQuery in our XQuery tutorial
XML (Extensible Markup Language)
A simplified version of SGML especially designed for web documents, developed by the W3C.
Learn more about XML in our XML tutorial
XML Document
A document written in XML.
XML DOM (XML Document Object Model)
A programming interface for XML documents developed by W3C.
Learn more about XML DOM in our XML DOM tutorial
XML Schema
A document that describes, in a formal way, the syntax elements and parameters of a web language. Designed by W3C to replace DTD.
Learn more about Schema in our XML Schema tutorial
XSD (XML Schema Definition)
The same as XML Schema.
XSL (Extensible Stylesheet Language)
A suite of XML languages developed by W3C, including XSLT, XSL-FO and XPath.
Learn more about XSL in our XSL tutorial
XSL-FO (XSL Formatting Objects)
An XML language for formatting XML documents. A part of XSL developed by W3C.
Learn more about XSL-FO in our XSL-FO tutorial
XSLT (XSL Transformations)
An XML language for transforming XML documents. A part of XSL developed by W3C.
Learn more about XSLT in our XSLT tutorial
A future version of HTML Forms, based on XML and XHTML. Differs from HTML forms by separating data definition and data display. Providing richer and more device independent user input.
Learn more about XForms in our XForms tutorial
XHTML (Extensible Hypertext Markup Language)
HTML reformulated as XML. XHTML is the latest version of HTML. Developed by W3C.
Learn more about XHTML in our XHTML tutorial
XPath
XPath is a set of syntax rules (language) for defining parts of an XML document. XPath is a major part of the W3C XSL standard.
Learn more about XPath in our XPath tutorial
XQuery
XQuery is a set of syntax rules (language) for extracting information from XML documents. XQuery builds on XPath. XQuery is developed by W3C.
Learn more about XQuery in our XQuery tutorial
XML (Extensible Markup Language)
A simplified version of SGML especially designed for web documents, developed by the W3C.
Learn more about XML in our XML tutorial
XML Document
A document written in XML.
XML DOM (XML Document Object Model)
A programming interface for XML documents developed by W3C.
Learn more about XML DOM in our XML DOM tutorial
XML Schema
A document that describes, in a formal way, the syntax elements and parameters of a web language. Designed by W3C to replace DTD.
Learn more about Schema in our XML Schema tutorial
XSD (XML Schema Definition)
The same as XML Schema.
XSL (Extensible Stylesheet Language)
A suite of XML languages developed by W3C, including XSLT, XSL-FO and XPath.
Learn more about XSL in our XSL tutorial
XSL-FO (XSL Formatting Objects)
An XML language for formatting XML documents. A part of XSL developed by W3C.
Learn more about XSL-FO in our XSL-FO tutorial
XSLT (XSL Transformations)
An XML language for transforming XML documents. A part of XSL developed by W3C.
Learn more about XSLT in our XSLT tutorial
W
WAV
A standard protocol for voicemail messaging. (WAV stands for Waveform Audio.)
Web Browser
A software application used to make navigating the Internet easy for the user by providing a graphical user interface (or GUI) so the user can click menus, icons, or buttons rather than learning difficult computer commands. Also called a web client because the browser application resides on the client, or the computer of the individual using it, rather than residing on a web server.
Web Host
A company that allows individuals or other companies to use their server space to host web sites.
Webmaster
The person in charge of implementing and modifying a web site.
Web Page
A single document on the World Wide Web that is specified by a unique address or URL and that contains text, hyperlinks, and graphics.
Web Server
Computer hardware where web pages are stored and accessed by others using web client software, or the computer software that allows the user to access the web pages. See also server.
Web Site
A group of similar web pages linked by hyperlinks and managed by a single company, organization, or individual. A web site may include text, graphics, audio and video files, and hyperlinks to other web pages.
WWW or W3: World Wide Web
The World Wide Web is sometimes considered the graphical interface for the Internet, which is the network itself. Sometimes the web sites and their pages are called the World Wide Web. Often the two terms WWW and Internet are used interchangeably.
Also know as the web. A portion of the Internet that is composed of web servers that provide access to web sites and web documents.
The most important feature of the WWW is its inherent ability to link to any other part of the web. These links are sometimes called hyperlinks.
WYSIWYG
What you see is what you get. To display a document being edited exactly the same way it will be displayed on the web or in print.
WAIS
The abbreviation for Wide Area Information Service, WAIS is a Net-wide system for looking up specific information in Internet databases.
WAIS gateway
This 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 Browser
This is the software that allows a user to access and view HTML documents. Examples of Web browsers include Netscape, Mosaic, Cello and Lynx.
Web Document
An HTML document that is browsable on the Web.
Web Log
See blog
Webmaster
This term refers to the person in charge of administrating a World Wide Web site.
Web Node
This term is synonymous with Web site or Web server.
Web Page
An HTML document that is accessible on the Web.
Webspace
This term refers to the space created by the World Wide Web.
World Wide Web
Also known as WWW or W3, the World Wide Web is a hypertext-based Internet service used for browsing Internet resources.
W3C (World Wide Web Consortium)
The organization responsible for managing standards for the WWW.
Learn more about W3C in our W3C tutorial
WAN (Wide Area Network)
Computers connected together in a wide network, larger than a LAN, usually connected via phone lines. See also LAN.
WAP (Wireless Application Protocol)
A leading standard for information services on wireless terminals like digital mobile phones.
Learn more about WAP in our WAP tutorial
Web Address
The same as an URL or URI. See URL.
Web Applet
A program that can be downloaded over the web and run on the user's computer. Most often written in Java.
Web Client
A software program used to access web pages. Sometimes the same as a Web Browser, but often used as a broader term.
Web Browser
A software program used to display web pages.
Learn more about browsers in our Browser section
Web Document
A document formatted for distribution over the web. Most often a web document is formatted in a markup language like HTML or XML.
Web Error
See Web Server Error.
Web Form
See HTML Form.
Web Host
A web server that "hosts" web services like providing web site space to companies or individuals.
Web Hosting
The action of providing web host services.
Web Page
A document (normally an HTML file) designed to be distributed over the Web.
Web Robot
See Web Spider.
Web Server
A server is a computer that delivers services or information to other computers. In web terms: A server that delivers web content to web browsers.
Web Server Error
A message from a web server indicating an error. The most common web server error is "404 File Not Found".
Learn more about web server error messages in our HTML tutorial
Web Services
Software components and applications running on web servers. The server provides these services to other computers, browsers or individuals, using standard communication protocols.
Web Site
A collection of related web pages belonging to a company or an individual.
Web Spider
A computer program that searches the Internet for web pages. Common web spiders are the one used by search engines like Google and AltaVista to index the web. Web spiders are also called web robots or wanderers.
Web Wanderer
See Web Spider.
Wildcard
A character used to substitute any character(s). Most often used as an asterix (*) in search tools.
Windows 2000, Windows NT, Windows 95/98, Windows XP
Computer operating systems from Microsoft.
Windows Media
Audio and video formats for the Internet, developed by Microsoft. (See ASF, ASX, WMA and WMF).
Learn more about Windows Media in our Media tutorial
WINZIP
A computer program for compressing and decompressing files. See ZIP.
WMA
Audio file format for the Internet, developed by Microsoft. (See also WMV).
Learn more about media formats in our Media tutorial.
WMV
Video file format for the Internet, developed by Microsoft. (See also WMA).
Learn more about media formats in our Media tutorial
WML (Wireless Markup Language)
A standard for information services on wireless terminals like digital mobile phones, inherited from HTML, but based on XML, and much stricter than HTML.
Learn more about WML in our WAP tutorial
WML Script
Scripting language (programming language) for WML.
Learn more about WMLScript in our WMLScript tutorial
Worm
A computer virus that can make copies of itself and spread to other computers over the Internet.
WSDL (Web Services Description Language)
An XML-based language for describing Web services and how to access them.
Learn more about WSDL in our WSDL tutorial
WWW (World Wide Web)
A global network of computers using the internet to exchange web documents. (See also Internet)
WWW Server
The same as a Web Server.
WYSIWYG (What You See Is What You Get)
In Web terms: To display a web page being edited exactly the same way it will be displayed on the web.
W3C
World Wide Web Consortium. An international industry consortium that develops standards for the world wide web.
WAV
An audio file format. Very accurate, but offers no compression, thus resulting in very large files.
Webmaster
A person responsible for the maintenance of a particular website.
whois
An Internet service allowing to obtain the information about the domain name owner.
Wide Area Network (WAN)
A set of computers that are to far apart to constitute a LAN. In fact, WANs are very often composed of a number of Local Area Networks interconnected together.
WWW
World Wide Web (or Web) is the most popular Internet service. It allows access to the information and services from the web servers. A web browser is needed to use the Web.
A standard protocol for voicemail messaging. (WAV stands for Waveform Audio.)
Web Browser
A software application used to make navigating the Internet easy for the user by providing a graphical user interface (or GUI) so the user can click menus, icons, or buttons rather than learning difficult computer commands. Also called a web client because the browser application resides on the client, or the computer of the individual using it, rather than residing on a web server.
Web Host
A company that allows individuals or other companies to use their server space to host web sites.
Webmaster
The person in charge of implementing and modifying a web site.
Web Page
A single document on the World Wide Web that is specified by a unique address or URL and that contains text, hyperlinks, and graphics.
Web Server
Computer hardware where web pages are stored and accessed by others using web client software, or the computer software that allows the user to access the web pages. See also server.
Web Site
A group of similar web pages linked by hyperlinks and managed by a single company, organization, or individual. A web site may include text, graphics, audio and video files, and hyperlinks to other web pages.
WWW or W3: World Wide Web
The World Wide Web is sometimes considered the graphical interface for the Internet, which is the network itself. Sometimes the web sites and their pages are called the World Wide Web. Often the two terms WWW and Internet are used interchangeably.
Also know as the web. A portion of the Internet that is composed of web servers that provide access to web sites and web documents.
The most important feature of the WWW is its inherent ability to link to any other part of the web. These links are sometimes called hyperlinks.
WYSIWYG
What you see is what you get. To display a document being edited exactly the same way it will be displayed on the web or in print.
WAIS
The abbreviation for Wide Area Information Service, WAIS is a Net-wide system for looking up specific information in Internet databases.
WAIS gateway
This 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 Browser
This is the software that allows a user to access and view HTML documents. Examples of Web browsers include Netscape, Mosaic, Cello and Lynx.
Web Document
An HTML document that is browsable on the Web.
Web Log
See blog
Webmaster
This term refers to the person in charge of administrating a World Wide Web site.
Web Node
This term is synonymous with Web site or Web server.
Web Page
An HTML document that is accessible on the Web.
Webspace
This term refers to the space created by the World Wide Web.
World Wide Web
Also known as WWW or W3, the World Wide Web is a hypertext-based Internet service used for browsing Internet resources.
W3C (World Wide Web Consortium)
The organization responsible for managing standards for the WWW.
Learn more about W3C in our W3C tutorial
WAN (Wide Area Network)
Computers connected together in a wide network, larger than a LAN, usually connected via phone lines. See also LAN.
WAP (Wireless Application Protocol)
A leading standard for information services on wireless terminals like digital mobile phones.
Learn more about WAP in our WAP tutorial
Web Address
The same as an URL or URI. See URL.
Web Applet
A program that can be downloaded over the web and run on the user's computer. Most often written in Java.
Web Client
A software program used to access web pages. Sometimes the same as a Web Browser, but often used as a broader term.
Web Browser
A software program used to display web pages.
Learn more about browsers in our Browser section
Web Document
A document formatted for distribution over the web. Most often a web document is formatted in a markup language like HTML or XML.
Web Error
See Web Server Error.
Web Form
See HTML Form.
Web Host
A web server that "hosts" web services like providing web site space to companies or individuals.
Web Hosting
The action of providing web host services.
Web Page
A document (normally an HTML file) designed to be distributed over the Web.
Web Robot
See Web Spider.
Web Server
A server is a computer that delivers services or information to other computers. In web terms: A server that delivers web content to web browsers.
Web Server Error
A message from a web server indicating an error. The most common web server error is "404 File Not Found".
Learn more about web server error messages in our HTML tutorial
Web Services
Software components and applications running on web servers. The server provides these services to other computers, browsers or individuals, using standard communication protocols.
Web Site
A collection of related web pages belonging to a company or an individual.
Web Spider
A computer program that searches the Internet for web pages. Common web spiders are the one used by search engines like Google and AltaVista to index the web. Web spiders are also called web robots or wanderers.
Web Wanderer
See Web Spider.
Wildcard
A character used to substitute any character(s). Most often used as an asterix (*) in search tools.
Windows 2000, Windows NT, Windows 95/98, Windows XP
Computer operating systems from Microsoft.
Windows Media
Audio and video formats for the Internet, developed by Microsoft. (See ASF, ASX, WMA and WMF).
Learn more about Windows Media in our Media tutorial
WINZIP
A computer program for compressing and decompressing files. See ZIP.
WMA
Audio file format for the Internet, developed by Microsoft. (See also WMV).
Learn more about media formats in our Media tutorial.
WMV
Video file format for the Internet, developed by Microsoft. (See also WMA).
Learn more about media formats in our Media tutorial
WML (Wireless Markup Language)
A standard for information services on wireless terminals like digital mobile phones, inherited from HTML, but based on XML, and much stricter than HTML.
Learn more about WML in our WAP tutorial
WML Script
Scripting language (programming language) for WML.
Learn more about WMLScript in our WMLScript tutorial
Worm
A computer virus that can make copies of itself and spread to other computers over the Internet.
WSDL (Web Services Description Language)
An XML-based language for describing Web services and how to access them.
Learn more about WSDL in our WSDL tutorial
WWW (World Wide Web)
A global network of computers using the internet to exchange web documents. (See also Internet)
WWW Server
The same as a Web Server.
WYSIWYG (What You See Is What You Get)
In Web terms: To display a web page being edited exactly the same way it will be displayed on the web.
W3C
World Wide Web Consortium. An international industry consortium that develops standards for the world wide web.
WAV
An audio file format. Very accurate, but offers no compression, thus resulting in very large files.
Webmaster
A person responsible for the maintenance of a particular website.
whois
An Internet service allowing to obtain the information about the domain name owner.
Wide Area Network (WAN)
A set of computers that are to far apart to constitute a LAN. In fact, WANs are very often composed of a number of Local Area Networks interconnected together.
WWW
World Wide Web (or Web) is the most popular Internet service. It allows access to the information and services from the web servers. A web browser is needed to use the Web.
V
VBScript
Microsoft Visual Basic Scripting Edition. Interpreted scripting language (subset of MS Visual Basic language) for creating scripts that can be embedded in HTML pages or for creating ActiveX Controls. Meant as an alternative to JavaScript. Here is the official VBScript site. VBScript is comparable to JScript.
viewer
An stand-alone application used to display files of different formats. For example a QuickTime move viewer or a JPG file viewer.
Virus
A virus is a malicious program written to do as much harm as possible. Viruses can spread themselves over the network.
VPN
(Virtual Private Network). A virtual private network is a method of accessing the private network in a secure way over public communication lines and networks.
VB (Visual Basic)
See Visual Basic.
VBScript
A scripting language from Microsoft. VBScript is the default scripting language in ASP. Can also be used to program Internet Explorer.
Learn more about VBScript in our VBScript tutorial.
Virus
Same as Computer Virus.
Visit
In web terms: A visit to a web site. Commonly used to describe the activity for one visitor of a web site.
Visitor
In web terms: A visitor of a web site. Commonly used to describe a person visiting (viewing) a web site.
Visual Basic
A programming language from Microsoft.
VPN (Virtual Private Network)
A private network between two remote sites, over a secure encrypted virtual Internet connection (a tunnel).
VRML (Virtual Reality Modeling Language)
A programming language to allow 3D effects to be added to HTML documents.
Microsoft Visual Basic Scripting Edition. Interpreted scripting language (subset of MS Visual Basic language) for creating scripts that can be embedded in HTML pages or for creating ActiveX Controls. Meant as an alternative to JavaScript. Here is the official VBScript site. VBScript is comparable to JScript.
viewer
An stand-alone application used to display files of different formats. For example a QuickTime move viewer or a JPG file viewer.
Virus
A virus is a malicious program written to do as much harm as possible. Viruses can spread themselves over the network.
VPN
(Virtual Private Network). A virtual private network is a method of accessing the private network in a secure way over public communication lines and networks.
VB (Visual Basic)
See Visual Basic.
VBScript
A scripting language from Microsoft. VBScript is the default scripting language in ASP. Can also be used to program Internet Explorer.
Learn more about VBScript in our VBScript tutorial.
Virus
Same as Computer Virus.
Visit
In web terms: A visit to a web site. Commonly used to describe the activity for one visitor of a web site.
Visitor
In web terms: A visitor of a web site. Commonly used to describe a person visiting (viewing) a web site.
Visual Basic
A programming language from Microsoft.
VPN (Virtual Private Network)
A private network between two remote sites, over a secure encrypted virtual Internet connection (a tunnel).
VRML (Virtual Reality Modeling Language)
A programming language to allow 3D effects to be added to HTML documents.
U
Unicode
A 16 bit ISO 10646 character set. It can accommodate way more characters that ASCII, thus allowing for easier internationalization.
Unix
A family of multi-user operating systems, first developed by AT&T Bell Laboratories in the 1970s and then licensed to many universities. A basis for Linux, a very popular operating system among web hosts.
UPS
Uninterruptible Power Supply. UPS keeps the server running on a battery for several minutes after a power outage, allowing for a clean shutdown without loss of data. UPS can also shield the server from line voltage spikes and drops.
URL
(Uniform Resource Locator) is a way of addressing used for world wide web. An URL consist of the type of service (protocol), then the host name and then the file on the host.
Usenet
Network of all the newsgroups in the Internet.
UTP
(Unshielded Twisted Pair). Similar to the STP, but without the shielding metal layer. It is more prone to interference but is less bulky that the STP cables.
UUencode
It is a method of sending binary files using email - similar in purpose to MIME.
A 16 bit ISO 10646 character set. It can accommodate way more characters that ASCII, thus allowing for easier internationalization.
Unix
A family of multi-user operating systems, first developed by AT&T Bell Laboratories in the 1970s and then licensed to many universities. A basis for Linux, a very popular operating system among web hosts.
UPS
Uninterruptible Power Supply. UPS keeps the server running on a battery for several minutes after a power outage, allowing for a clean shutdown without loss of data. UPS can also shield the server from line voltage spikes and drops.
URL
(Uniform Resource Locator) is a way of addressing used for world wide web. An URL consist of the type of service (protocol), then the host name and then the file on the host.
Usenet
Network of all the newsgroups in the Internet.
UTP
(Unshielded Twisted Pair). Similar to the STP, but without the shielding metal layer. It is more prone to interference but is less bulky that the STP cables.
UUencode
It is a method of sending binary files using email - similar in purpose to MIME.
T
THUMBNAIL
Thumbnails are reduced-size versions of pictures, used to help in recognizing and organizing them, serving the same role for images as a normal text index does for words.
Tag
In web terms: Notifications or commands written into a web document. (See HTML Tags)
TCP (Transmission Control Protocol)
See TCP/IP.
TCP/IP (Transmission Control Protocol / Internet Protocol)
A collection of Internet communication protocols between two computers. The TCP protocol is responsible for an error free connection between two computers, while the IP protocol is responsible for the data packets sent over the network.
Learn more about TCP/IP in our TCP/IP tutorial
TCP/IP Address
See IP Address.
TCP/IP Packet
A "packet" of data sent over a TCP/IP network. (data sent over the Internet is broken down into small "packets" from 40 to 32000 bytes long).
Trojan Horse
Computer program hidden in another computer program with the purpose of destroying software or collecting information about the use of the computer.
T1
Dedicated telecommunications line providing 1.5 Mbps of bandwidth. Consists of 24 individual channels 64 Kbps each, that can be configured for voice or data transmission. T1 lines can be leased by businesses that required a dedicated Net connection of with higher reliability than a DSL and faster than an ISDN line but are still quite expensive.
T3
Dedicated telecommunications line providing 44 Mbps of bandwidth. T3 lines are often used by ISPs to connect to the Internet backbone.
Tcl
Tool command language. Simple scripting language and library often used for GUI, string-manipulation, testing, and integration of multiple components.
TCP
(Transmission Control Protocol) is the most important of the network protocols used in the Internet.
TCP/IP
(Transmission Control Protocol/Internet Protocol). This protocol suite is the de facto standard for the today's Internet. TCP is a higher level protocol that runs on top of the IP protocol.
Telnet
Character-based protocol for connecting with remote systems. Still popular among hosts, but it is being replaced by much more secure SSH access.
Terabyte (TB)
1024 gigabytes
TIA
Telecommunications Industry Association. Another telecommunications standards organization.
TLD
Top Level Domain. The domain name elements at the right, such as .com, .org or .gov. Recently, new TLDs like .pro or .museum were added to supplement older TLDs. ccTLDs (country code TLDs), like .uk or .fr are used per-country.
Traceroute
A computer program that lists network hosts visited by a packed on the way to its destination. Very useful for network debugging.
Traffic
Data packets being transmitted over a network.
Twisted Pair
A pair of wires twisted one around the other. Very common in the networking applications.
Thumbnails are reduced-size versions of pictures, used to help in recognizing and organizing them, serving the same role for images as a normal text index does for words.
Tag
In web terms: Notifications or commands written into a web document. (See HTML Tags)
TCP (Transmission Control Protocol)
See TCP/IP.
TCP/IP (Transmission Control Protocol / Internet Protocol)
A collection of Internet communication protocols between two computers. The TCP protocol is responsible for an error free connection between two computers, while the IP protocol is responsible for the data packets sent over the network.
Learn more about TCP/IP in our TCP/IP tutorial
TCP/IP Address
See IP Address.
TCP/IP Packet
A "packet" of data sent over a TCP/IP network. (data sent over the Internet is broken down into small "packets" from 40 to 32000 bytes long).
Trojan Horse
Computer program hidden in another computer program with the purpose of destroying software or collecting information about the use of the computer.
T1
Dedicated telecommunications line providing 1.5 Mbps of bandwidth. Consists of 24 individual channels 64 Kbps each, that can be configured for voice or data transmission. T1 lines can be leased by businesses that required a dedicated Net connection of with higher reliability than a DSL and faster than an ISDN line but are still quite expensive.
T3
Dedicated telecommunications line providing 44 Mbps of bandwidth. T3 lines are often used by ISPs to connect to the Internet backbone.
Tcl
Tool command language. Simple scripting language and library often used for GUI, string-manipulation, testing, and integration of multiple components.
TCP
(Transmission Control Protocol) is the most important of the network protocols used in the Internet.
TCP/IP
(Transmission Control Protocol/Internet Protocol). This protocol suite is the de facto standard for the today's Internet. TCP is a higher level protocol that runs on top of the IP protocol.
Telnet
Character-based protocol for connecting with remote systems. Still popular among hosts, but it is being replaced by much more secure SSH access.
Terabyte (TB)
1024 gigabytes
TIA
Telecommunications Industry Association. Another telecommunications standards organization.
TLD
Top Level Domain. The domain name elements at the right, such as .com, .org or .gov. Recently, new TLDs like .pro or .museum were added to supplement older TLDs. ccTLDs (country code TLDs), like .uk or .fr are used per-country.
Traceroute
A computer program that lists network hosts visited by a packed on the way to its destination. Very useful for network debugging.
Traffic
Data packets being transmitted over a network.
Twisted Pair
A pair of wires twisted one around the other. Very common in the networking applications.
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