Web Glossary

The following words are arranged in alphabetical order

Access (Microsoft Access)

A database system developed by Microsoft. Part of Microsoft Office Professional Edition. Mainly used for running low-traffic web sites on Windows platforms.

ActiveMovie

A control introduced by Microsoft for multimedia programming

ActiveX

allow The web browser downloads and executes the Windows Programming Interface (API). (See also Plugins)

Address

See URL.

AdSense

The online advertising system provided by Google.

AJAX (Asynchronous JavaScript and XML)

The "art" of using JavaScript and XML to create interactive web applications. Using Ajax, web applications can exchange data (asynchronously) with a background web server and update portions of a web page without reloading the page.

Learn more about AJAX in our AJAX tutorial

Anchor

In network terms: the starting or ending point of a hyperlink.

Learn more about links in our HTML tutorial

Adobe Air

An Adobe Integrated Runtime (AIR) system that enables development Personnel can use web technologies (HTML, JAVASCRIPT, Fash) to create desktop applications.

Android

A mobile operating system developed by Android company and later acquired by Google.

Anonymous FTP

See FTP Server.

ANSI (American National Standards Institute)

An organization that creates standards for the computer industry. ANSIC standards are responsible.

ANSI C

International standard for C programming language.

ADO (ActiveX Data Object)

Any type of Microsoft data storage technology that provides data access.

Learn more about ADO in our ADO tutorial

ADSL (Asymmetric Digital Subscriber Line)

A special type of DSL line, Upload speed and download speed are different.

Agent

See Search Agent/Search Engine

Amaya

An open from W3C A source code web browser editor for driving leading ideas in browser design.

Animation

Simulate motion series when a group of photos is played back.

Anti-virus program

A computer program that finds and destroys all types of computer viruses.

Apache

An open source web server. Mostly used on Unix, Linux and Solaris platforms.

Applet

See web applet.

Archie

Computer program to locate files on public FTP servers.

API (Application Programming Interface)

Allows a program to communicate with another program. In web terms: an interface that allows a web browser or web server to communicate with other programs. (See also Active-X Plugins)

ARPAnet

Network testing experiments began in the 1970s when the Internet was developing.

Authentication

On the web: What method is used to authenticate the user's identity on the network or computer program.

ASCII (American Standard Compatible Information Interchange)

128 alphanumeric and special control characters used for computer storage and printing of text. Data transmitted over the web in HTML.

In our HTML reference, see the complete list of ASCII codes

ASF (Advanced Streaming Format)

A format for streaming multimedia data. Developed by Microsoft for Windows Media.

ASP (Active Server Pages)

Microsoft technology that enables server-executable scripts to be inserted into web pages.

Learn more about ASP visit our ASP tutorial

ASX (ASF Streaming Redirector)

About the XML format in which ASF files store information . Developed by Microsoft for Windows Media.

AVI (Audio Video Interleave)

video file format. Video compression technology developed by Microsoft.

Banner Ad

(The most common graphic) Advertisements are placed on web pages as a hyperlink to the advertiser's website.

Bandwidth

You can measure your Internet connection speed (amount of data) by sending it. More Bandwidth Faster Connection

Baud

Number of symbols sent per second on the channel.

BBS (Bulletin Board System)

A network-based public sharing discussion, document and announcement system.

Binary Data

Data in machine-readable form.

Bit (Binary Digit)

The smallest unit of data stored in the computer. A bit value is 0 or 1. A computer uses 8 bits to store a text character.

Blog (Web Log)

A type of website (usually maintained by an individual) that logs comments (mostly usually by individuals) with opinions, meanings, events, etc.

Blogger

A person who maintains or writes content to a web log (blog).

Blogging

Write or add content to a web log (blog).

BMP (Bitmap)

The format used to store images.

Bookmark

On the web side: A specific website link is stored (bookmarked) for easy access by web users in the future.

Bounce Rate

The proportion of website visitors who view only one page before they leave (bounce).

Browse

Term used to describe the movement of a user across the web from page to page through hyperlinks using a web browser. (See web browser).

BPS (Bits Per Second)

A term used to describe the speed of data transfer over the Internet.

Browser

See Web Browser.

Byte (Binary Term)

Computer storage unit contains 8 bits. Each byte can store one text character.

C

An advanced programming language used for programming advanced computer applications.

C++ (C Plus Plus)

The same c supplements object-oriented functions.

C# (C Sharp)

Microsoft's version of C++ that adds Java-like functionality.

Case Sensitive

Used to describe sensitivity using uppercase or lowercase letters

Cache

in the web Aspect: A Web browser or Web server functions to store a copy of a Web page on a computer's hard drive.

Chat

on-line text-based communication between Internet users.

CGI (Common Gateway Interface)

Rules that describe how a CGI program communicates with a Web server.

CGI Bin

Stores the CGI program folder (or directory) on the web server.

CGI Program

A small program that handles input and output from a web server. CGI programs are typically used to process form input or database queries.

Cinepac

Computer Video Codec

Client

See Web Client.

Client/Server

On the web side: and workload-separated communication between web clients and web servers.

Click

On the web: The mouse clicks on a hyperlink element (such as text or picture) to create an event on the web page, such as to visit or access another web page Elsewhere on the same page.

Clickthrough Rate

The proportion of time a visitor clicks on a hyperlink (or ad) on a page that the page has been displayed for.

Cloud Computing

Applications and data stored on the Internet (rather than on the user’s computer).

Codec (Compressor / Decompressor)

A general term used for data compression and decompression technology.

Communication Protocol

Standard (language and set of rules), allowing computers to interact in a standard way. Such as IP, FTP and HTTP.

Learn more about the communication protocol go to our TCP/IP tutorial

Compression

Deliver web documents or graphic sizes over the network faster (compression) method.

Computer Virus

A computer program that may damage the display of messages, delete files or even destroy the computer's operating system.

Cookie

Web browser is a piece of information stored on your computer by a web server. The purpose of a cookie is to provide information about your visit to the website, which the server can use on subsequent visits.

ColdFusion

Web development software for most platforms (LINUX, UNIX, Solaris and Windows).

CSS (Cascading Style Sheets)

A W3C recommended language for defining Web document styles (such as fonts, sizes, colors, spacing, etc.).

Learn more about CSS in our CSS tutorial

Database

In this way, a computer program can easily retrieve and Manipulating Data Computers store data.

Learn more about databases in our SQL tutorial

Database System

A computer program that manipulates data in a database (such as MS ACCESS, Oracle and MySQL).

DB2

comes from IBM database system. Mostly used on Unix and Solaris platforms.

DBA (Data Base Administrator)

The person (or software) who manages the database. Typical tasks: backup, maintenance and execution.

DHCP (Dynamic Host Configuration Protocol)

Internet standard protocol, allocates new IP addresses to NEE users.

DHTML (Dynamic HTML)

A term commonly used to describe HTML content that may change dynamically.

Dial-up Connection

On the web side: A connection to the Internet via phone and modem.

Discussion Group

See Newsgroup.

DNS (Domain Name Service)

A computer program running on a Web server translates domain names into IP addresses.

Learn more about DNS in our web hosting tutorial

DNS Server

The web server performs DNS.

DOM (Document Object Model)

A web object programming model. (See HTML DOM and XML DOM)

Domain Name

The name identifier of a website. (For example: w3cschool.cc)

Learn more about domains in our virtual hosting tutorial

DOS (Disk Operating System)

a A general-purpose disk-based computer operating system (see Operating System). Originally a Microsoft-IBM personal computer. Often used as an abbreviation for MS-DOS.

Download

Transfer files from remote computer to local computer. On the web side: a web client transfers files from a web server. (See also Upload).

DSL (Digital Subscriber Line)

Broadband access technology based on ordinary telephone lines

DTD (Document Type Definition)

A rule (a language) that defines the legal building blocks of a web document like HTML or XML.

Learn more about DTD in our DTD tutorial

Dynamic IP

The IP address changes every time you connect to the Internet. (See DHCP and Static IP).

E-mail (Electronic Mail)

Sending messages from one person to another over the Internet.

E-mail Address

The address used to send e-mails to a person or an organization. The typical format is username@hostname.

E-mail Server

A web server dedicated to email service tasks.

Encryption

The data is to be converted from its original form, an encrypted form that can only be reversed by a human reader. The purpose of encryption is to prevent unauthorized reading of data.

Error

#See web server error.

Ethernet

A type of local area network (see LAN).

Firewall

As a security filter, software that can restrict types of network communication behavior. Most commonly used between a personal computer (or LAN) and the Internet.

Flash

A vector-based multimedia format for use on the Web, developed by Adobe

Form

See HTML form.

Forum

On the web side: Same as Newsgroup.

Frame

On the web: A specific part of the screen is displayed in the browser. Frames are commonly used to display different web content.

FrontPage

Web development software for Windows platform. Developed by Microsoft.

FTP (File Transfer Protocol)

One of the most common methods of sending files between two computers.

FTP Server

A web server that you can log into and download files to (or upload files to). Anonymous FTP is a method of downloading files from an FTP server without using a login account.

Gateway

Incompatible application or network transfer (formatting) of data between a computer program.

GIF (Graphics Interchange Format)

A storage image compression format developed by CompuServe. One of the most common image formats on the Internet.

GB

Gigabyte, gigabyte, a storage unit of a computer.

Gigabyte

1024 megabytes. Usually rounded down to 1 billion bytes.

Graphics

Introducing images (as opposed to text) on the web.

Graphic Monitor

A display screen that can display graphics.

Graphic Printer

A printer that can print graphics.

Graphical Banner

See Banner Ad.

Helper application

In web terms: A program that helps the browser display, view, or work that the browser itself cannot handle. (See Plugins).

Hits

The number of Web objects (web pages or images) that have been viewed or downloaded. (See page click).

Home Page

The top-level (main) page of a website. The default page displayed when you visit a website.

Host

See Web Host.

Hosting

See virtual hosting

Hotlink

See hyperlink.

HTML (Hypertext Markup Language)

HTML is the web language. HTML is a set of tags used to define the content, layout, and format of web page files. Web browsers use HTML tags to define how to display text.

Learn more about HTML in our HTML tutorial

HTML Document

A document written in HTML.

HTML DOM (HTML Document Object Model)

An HTML document programming interface.

Learn more about HTML DOM in our HTML DOM tutorial

HTML Editor

A software program for editing HTML pages. With an HTML editor you can add elements such as list table layout, font size, and color to an HTML document just like you would with a word processor. It will be displayed on the web page while editing (what you see is what you get) The HTML editor will display the content being edited on the page.

HTML Form

The form entered by the user is passed back to the server.

Learn more about HTML forms in our HTML tutorial

HTML Page

An HTML file

HTML Tags

Code to identify different parts of the document so that web browsers will know how to display it.

Learn more about HTML tags in our HTML tutorial

HTTP (Hyper Text Transfer Protocol)

Sending text files over the Internet Rule standard settings. It requires an HTTP client program on one end, and an HTTP server program on the other end.

HTTP Client

A computer program that requests services from a Web server.

HTTP Server

A computer program that provides services from a Web server.

HTTPS (Hyper Text Transfer Protocol Secure)

Same as HTTP but provides secure Internet communication. (See also SSL)

Hyperlink

The text string in a web page that links to other web pages is called HYPERLINK.

Hypermedia

Extended hypertext, graphics and audio.

Hypertext

Hypertext is cross-linked in such a way that a reader can read related documents by clicking on a highlighted word or symbol or other document text . (See also hyperlink)

IAB (Internet Architecture Board)

A board of directors that makes decisions about Internet standards (see also w3c).

IE (Internet Explorer)

See Internet Explorer.

IETF (Internet Engineering Task Force)

One focuses on solving technical problems and groups IABs on the Internet.

IIS (Internet Information Server)

A web server for Windows operating systems. Developed by Microsoft.

IMAP (Internet Message Access Protocol)

A standard communications protocol for retrieving email from an email server. IMAP is much like POP, but more advanced.

Learn more about IMAP in our TCP/IP tutorial

Indeo

A computer video codec developed by Intel Corporation.

Internet

A worldwide network that connects millions of computers. (See also World Wide Web)

Internet Browser

See Web Browser.

Internet Explorer

Microsoft browser. Most commonly used browsers.

Learn more about browsers in our Browsers section

Internet Server

See Web Server

Intranet

A LAN (Local Area Network) running within a private (closed) Internet.

IP (Internet Protocol)

See TCP/IP protocol.

IP Address (Internet Protocol Address)

A unique identification number for every computer on the Internet (such as 197.123.22.240)

IP Number (Internet Protocol Number)

An IP address.

IP Packet

See TCP/IP Packet.

IRC (Internet Relay Chat)

Internet system that allows users to discuss online.

IRC Client

A computer program that enables users to connect to IRC.

IRC Server

Internet server-specific IRC connection service task.

ISAPI (Internet Server API)

Internet Information Server Application Programming Interface (API) (see IIS).

ISDN (Integrated Services Digital Network)

A telecommunications standard that uses digital transmission to support data communications over ordinary telephone lines.

ISP (Internet Service Provider)

Provides access to the Internet and website hosting.

Java

#A programming language developed by Sun. Mostly used for programming web servers and web applets.

Java Applet

Please refer to the Applet of the web page.

JavaScript

The most popular scripting language on the Internet was developed by Netscape.

Learn more about JavaScript in our JavaScript tutorial.

JPEG (Joint Photographic Expert Group)

Designed to facilitate the storage of compressed images in the JPG and JPEG graphics formats.

JPEG and JPG

Graphics format stores compressed images.

JScript

Microsoft version of JavaScript.

JSP (Java Server Pages)

A Java technology-based script that allows the insertion of server-executable scripts into web pages. Mainly used on Linux, Unix and Solaris platforms.

K

Kibyte 10K is also ten kilobytes..

KB

Kilobyte 10K is also ten kilobytes..

Keyword

In terms of web: a word used by search engines to search for relevant network information. In database terminology: a word (or index) used to identify a record in a database.

Kilobyte

1024 bytes. Often called 1K, adjusted down to 1000 bytes.

LAN (Local Area Network)

A network between computers in a local area (such as a building), usually connected by local cables. See wide area network.

Link

is the same as a hyperlink.

Linux

Open source computer operating system, based on UNIX. Mainly used for servers and web servers.

Mail

On the web: Same as email.

Mail Server

See e-mail server.

MB

# is the same as megabytes. 10MB is 10 megabytes.

Megabyte

1024 kilobytes. Usually rounded down to one million bytes.

Meta Data

Data describing other data. (meta tag).

Meta Search

Method to search for metadata in files.

Meta Tags

Tags are inserted into the files described in the document.

To learn more about meta tags go to our HTML tutorial.

MIDI (Musical Instrument Digital Interface)

A standard protocol for communication between computers and musical instruments.

Learn more about MIDI in our Media Tutorial.

MIME (Multipurpose Internet Mail Extensions)

An Internet standard that defines document types. Examples of MIME types: text/plain, text/image/gif, HTML, image/jpg.

To learn more about MIME go to our media tutorial.

MIME Types

Defined according to MIME file type.

Modem

A hardware device that connects a computer to the telephone network, typically used to connect to the Internet through a phone line.

Mosaic

The first commonly used web browser. Mosaic was released in 1993 and began to popularize the Web.

MOV

A computer video codec developed by Apple. Common file extension for QuickTime multimedia files.

MP3 (MPEG-1 Audio Layer-3)

An audio compression format specially designed for easy downloading of Internet.c

MP3 File

The file contains audio compressed MP3. Most common music tracks.

MPEG (Moving Picture Expert Group)

An ISO standard computer audio and video codec.

MPG

Common file extension for MPEG files.

MS-DOS (Microsoft Disk Operating System)

A general-purpose disk-based computer operating system (operating system). Originally developed by Microsoft for IBM computers, it was then developed by Microsoft as the basis for the first versions of Windows.

Multimedia

On the web: a presentation that combines text with pictures, video or sound.

MySQL

is a free open source database software often used on the Internet.

NetBEUI (Net Bios Extended User Interface)

An enhanced version of NetBIOS.

NetBIOS (Network Basic Input Output System)

An application programming interface (API) on a local area network (LAN). For DOS and Windows.

Navigate

On the network side: Same as browsing.

Netscape

The company's Netscape browser. It is the most popular browser for many years. Today, leading IE browser.

Learn more about browsers in our browser section

Newsgroup

An online discussion group (section on the news server) , dedicated to a certain topic of interest.

News Reader

A computer program that can read (and POST messages) from Internet news groups.

News Server

Internet server is dedicated to the task of serving Internet news groups.

Node

In terms of a network connected to the Internet: a computer, most often used to describe a Web server.

Opera

Opera browser from the company.

Learn more about browsers in our browser section

OS (Operating System)

Basic computer operations for management software.

Packet

See TCP/IP Packet.

Page Hits

The number of times a web page has been visited by a user.

Page Impressions

The number of clicks is the same.

Page Views

The same number of clicks.

PDF (Portable Document Format)

A document file format developed by Adobe. The most commonly used text file.

Perl (Practical Extraction and Reporting Language)

A web server scripting language. Most commonly used on UNIX servers.

PHP (PHP: Hypertext Preprocessor)

A technology that allows server executable scripts to be inserted into web pages. Mostly used on Unix, Linux and Solaris platforms.

To learn more about PHP go to our PHP tutorial.

Ping

A method used to check communication between two computers. Send a "ping" to the remote computer to see if it responds.

Platform

On the network side: the computer’s operating system, such as Windows, Linux or OS X

Plug-In

To an application built by another application. On the Web side: A special type of program that has (or adds) a built-in Web browser to handle data like email, sound, or movie files. (See also ActiveX)

PNG (Portable Network Graphics)

Image file storage format, its purpose is to try to replace the GIF and TIFF file formats, while adding some GIF files Features that the format does not have

POP (Post Office Protocol)

A standard communication protocol for e-mail servers to retrieve e-mail messages. (See also IMAP).

To learn more about POP and IMAP go to our TCP/IP tutorial.

Port

#An IO (input/output) channel that identifies a computer. In networking terms: an I/O channel that identifies an Internet application (web servers typically use port 80).

Protocol

See Communication Protocol.

PPP (Point to Point Protocol)

A communications protocol used for direct connections between two computers.

Proxy Server

Internet Server is dedicated to improving Internet performance.

QuickTime

A format for multimedia files created by Apple.

Learn more about QuickTime in our media tutorial

RAID (Redundant Array of Independent Disks)

A higher security, speed and Servers with the same performance are connected to multiple disk standards. Usually used on web servers.

RDF (Resource Description Framework)

A language used to describe the framework for Web resource construction.

To learn more about RDF go to our RDF tutorial.

Real Audio

A common multimedia audio format created by Real Networks.

To learn about Real Audio go to our media tutorial

Real Video

A common multimedia video format created by Real Networks.

To learn about real videos go to our media tutorial

Redirect

On the network side: when action is taken, the web page is automatically forwarded (redirected) to another A user of a web page.

RGB (Red Green Blue)

can represent the combination of the three primary colors of the full color spectrum.

To learn more about RGB go to our HTML tutorial.

Robot

See Network Robot.

Router

A hardware (or software) system (route) that directs data to be transmitted over a network between different computers.

Schema

See XML Schema.

Script

A collection of statements written in a scripting language.

Scripting Language

On the web: a simple programming language that can be executed through a web browser or web server. Reference JavaScript and VBScript.

Scripting

Write a script.

Search Agent

is the same as the search engine.

Search Engine

Computer program used to search and catalog (index) the information provided on millions of web pages. Common search engines Google and AltaVista.

Semantic Web

The meaning of a website, in this sense, the computer program can understand enough data and process the data.

Server

See Web Server.

Server Errors

Reference Web server errors.

Shareware

Software, you can try it for free and pay a certain fee to continue using it legally.

Shockwave

A format (technology) developed by Adobe for embedding multimedia content in web pages.

SGML (Standard Generalized Markup Language)

International standard for markup language. Basics of HTML and XML.

SMIL (Synchronized Multimedia Integration Language)

A multimedia demonstration created in a W3C recommended language.

SMTP (Simple Mail Transfer Protocol)

A standard communication protocol between computers that send email.

Learn more about SMTP in our TCP/IP tutorial.

SOAP (Simple Object Access Protocol)

A standard protocol that allows applications to communicate with each other using XML.

To learn more about SOAP go to our SOAP tutorial.

Solaris

Computer operating system from Sun.

SPAM

On the Internet: The action of sending multiple unwanted messages to a newsgroup or mailing list.

Spider

See Web Spider.

Spoofing

Addressing of web pages or emails of false referrals. Send emails like fake addresses.

Spyware

Computer software hidden inside a computer with the purpose of using the computer to collect information.

SQL (Structured Query Language)

An ANSI standard computer language for accessing and operating databases.

To learn more about SQL go to our SQL tutorial.

SQL Server

A database system from Microsoft. Mainly used in high-traffic websites, websites running on Windows platform.

SSI (Server Side Include)

HTML comment type inserted into a web page instructs the web server to generate dynamic content. The most common use is for pages containing standard headers or footers.

SSL (Secure Socket Layer)

The software secures and protects website communication and uses encrypted data transmission.

Static IP (address)

Static ip corresponds to dynamic ip.

Streaming

A method where users can view the files being transferred while sending video and audio files over the Internet.

Streaming Format

File format used for streaming media on the Internet. (See Windows Media, Real Video, and QuickTime).

SVG (Scalable Vector Graphics)

A W3C recommended language for defining graphics in XML.

To learn more about SVG go to our SVG tutorial.

Tag

On the Internet: Written notification or entry of a web page file command. (See HTML tag)

TCP (Transmission Control Protocol)

See TCP/IP protocol.

TCP/IP (Transmission Control Protocol / Internet Protocol)

A collection of Internet communication protocols between two computers. The TCP protocol is a 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" is a piece of data transmitted on a TCP/IP network. (Data sent over the Internet is broken into small "packets" from 40 to 32,000 bytes long)

Trojan Horse

A computer program that hides on another computer Defeat the purpose of the program software or use of the computer to collect information.

UDDI (Universal Description Discovery and Integration)

A platform-independent framework for describing services, exploring businesses, and integrating business services using the Internet.

To learn more about UDDI go to our WSDL tutorial.

Unix

Computer operating system, developed by Bell Laboratories. Mostly used in servers and web servers.

UNZIP

To decompress the compressed file. See zip.

Upload

Transfer files from local computer to remote computer. On the network side: files transferred from a web client to a web server. (See Downloads).

URI (Uniform Resource Identifier)

is used to identify resources on the Internet. URL is a type of URI.

URL (Uniform Resource Locator)

Web address. Standard method to resolve web page files (pages) on the Internet (eg: http://www.w3cschool.cc/)

USENET

A worldwide News system, accessed via the Internet. (See newsgroups)

User Agent

Same as web browser.

VB (Visual Basic)

See Visual Basic.

VBScript

Scripting language from Microsoft. VBScript is the default scripting language in ASP. The program is also available for Internet Explorer.

To learn more about VBScript go to our VBScript tutorial.

Virus

is the same as a computer virus

Visit

In network terms: to a website access. Often used to describe the activities of visitors to a Web site.

Visitor

In network terms: Visitors to a Web site. Often used to describe a person visiting (viewing) a Web site.

Visual Basic

Programming language from Microsoft

VPN (Virtual Private Network)

two A private network between remote sites through a secure, encrypted virtual Internet connection (tunnel).

VRML (Virtual Reality Modeling Language)

A programming language that allows 3D effects to be added to HTML documents.

W3C (World Wide Web Consortium)

This organization manages standards for the WWW.

To learn more about W3C go to our W3C Tutorial.

WAN (Wide Area Network)

Computers connected together in a wide network, larger than a local area network, usually connected by telephone lines. See also local area network.

WAP (Wireless Application Protocol)

An old standard information service on wireless terminals such as digital mobile phones.

Web Address

is the same as a URL or URI. Reference URL.

Web Applet

A program that can be downloaded from the Internet and run on the user's computer. Most often written in Java.

Web Client

A software program used to access web pages. Sometimes synonymous with a web browser, but often used as a broad term.

Web Browser

A software program used to display web pages.

Learn more about browsers in our Browsers section

Web Document

A file format that is transmitted over the Internet. The most common web files are formatted in markup languages ​​such as HTML or XML.

Web Error

See Web Server Error.

Web Form

See HTML Form.

Web Host

A Web server, such as a company or individual that provides web space as a "host" Web service.

Web Hosting

The action of providing virtual hosting services.

Web Page

A document (usually an HTML file) intended for distribution over the Web.

Web Log

Please refer to Blog.

Web Robot

See Web Spider.

Web Server

A server is a computer that provides services or information to other computers. In networking terms: a server that serves web content to a web browser.

Web Server Error

From the Web server, an error message is displayed. 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 a web server . Servers provide these services to other computers, browsers or individuals, using standard communication protocols.

Web Site

A related website that is a collection of web pages belonging to a company or individual.

Web Spider

A computer program that searches Internet web pages. Common web spiders are web pages indexed by search engines like Google. Web spiders are also known as web robots or roamers.

Web Wanderer

See Web Spider.

Wildcard

One character is used in place of any character(s). Most commonly used as a search tool with an asterisk (*).

Windows 2000, Windows NT, Windows 95/98, Windows XP

Computer operating systems from Microsoft.

Windows Media

Audio and video formats developed on the Internet by Microsoft. (See ASF, ASX, WMA and WMF).

Learn more about Windows Media in our media tutorial

WINZIP

A computer program that compresses and decompresses files. See zip.

WMA

Internet audio file format, developed by Microsoft. (See WMV).

Learn more media formats in our media tutorials.

WMV

Internet video file format, developed by Microsoft. (See also WMA).

Learn more media formats in our media tutorials.

WML (Wireless Markup Language)

Old standard used for wireless terminals, digital mobile phones, inherited from HTML, but based on XML, far more strict than HTML information services.

WML Script

is used for WML scripting language (programming language).

Worm

Computer viruses can make copies of themselves and spread to other computers through the Internet.

WSDL (Web Services Description Language)

An XML-based language used to describe Web services and how to access them.

Learn more about WSDL in our WSDL tutorial

WWW (World Wide Web)

A global network of computers that utilizes the Internet to communicate Web documents. (See Internet)

WWW Server

is the same as Web Server.

WYSIWYG (What You See Is What You Get)

On the Web side: To display the web page you are editing, display it on the web page exactly the same way.

XForms

Alternative version of HTML forms, based on XML and XHTML. Different separation of data definition and data display from HTML forms. Provide richer, more device-independent user input.

XHTML (Extensible Hypertext Markup Language)

Reformulate HTML in XML format. Developed by W3C.

Learn more about XHTML in our XHTML tutorial

XPath

XPath is a part (language) used to define an XML document ) the setting of grammar rules. XPath is an important part of the W3C XSL standard.

Learn more about XPath in our XPath tutorial

XQuery

XQuery is a method for extracting information from XML documents ( Language) grammatical rules settings. XQuery is the foundation of XPath. XQuery is developed by W3C.

Learn more about XQuery in our XQuery tutorial

XML (Extensible Markup Language)

A web document developed by the W3C that is Designed for a simplified version of SGML.

Learn more about XML in our XML tutorial

XML Document

A document written in XML.

Learn more about XML in our XML tutorial

XML DOM (XML Document Object Model)

An XML specified by the W3C Document programming interface.

Learn more about the XML DOM in our XML DOM tutorial

XMLHttpRequest

Programming interface (object) to all modern web browsers Support for JavaScript is used to exchange data between the web browser and the web server behind the scenes (AJAX).

Learn more about XMLHttp in our AJAX tutorial

XML Schema

XML Schema is based on the XML language, which uses Can replace DTD. XML schema files describe the structure of XML documents.

Learn more about XML Schema in our XML Schema tutorial

XSD (XML Schema Definition)

is roughly the same as XML Schema.

XSL (Extensible Stylesheet Language)

A set 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)

For formatting XML documents XML language. Part of W3C XSL.

Learn more about XSL-FO in our XSL-FO tutorial

XSLT (XSL Transformations)

For transforming XML documents XML language. Part of W3C XSL.

Learn more about XSLT in our XSLT tutorial

ZIP

A file compression format on your computer. Usually used to compress files. ZIP files can be compressed (zipped) and decompressed using computer programs like WinZip.