10. Glossary of Terms


In an HTML page content, an area that is the source or destination of a link.


The process of saving a URL in your Web browser. Allows the user to return to a particular site or entry by making a record of it.


Short for Cascading Style Sheets, a new feature being added to HTML that gives both website developers and users more control over how pages are displayed. With CSS, designers and users can create style sheets that define how different elements, such as headers and links, appear.


File extension that is associated with digital documents created in Microsoft Word.


A common graphics format that can be displayed on almost all web browsers. GIFs, or 'Graphic Interchange Format', typically display in 256 colours and have built-in compression. GIFs can either be static or animated.


Hexadecimal is a numbering system that uses a base of 16. The first ten digits are 0-9 and the next six are A to F. Hexadecimal numbers are used to colour web pages.


Short for HyperText Markup Language, the authoring language used to create documents for the World Wide Web. HTML defines the structure and layout of a web document by using a variety of tags and attributes.


JPG or JPEG stands for 'Joint Photographic Experts Group'. A compression technique used for saving images and photographs. This compression method reduces the file size an image without reducing its quality. Widely used on the Internet.


A word used by a search engine in its search for relevant web pages.


Malware is short for 'malicious software' and is usually used to refer to any software that causes damage to a single computer, server, or computer network.


MP3 is the standard technology and format for compressing a sound sequence into a very small file while preserving the original level of sound quality.

Operating System

Every computer must have an operating system to run other programs. Operating systems perform basic tasks, such as recognising input from the keyboard, sending output to the display screen, keeping track of files and directories on the disk, and controlling peripheral devices such as disk drives and printers. An example of an Operating System is Microsoft Windows.


PDF (Portable Document Format) is a file format that has captured all the elements of a printed document as an electronic image that you can view, navigate, print, or forward to someone else.


PNG stands for 'Portable Network Graphics' and is a standard file format approved by the World Wide Web Consortium to replace the GIF file format. It can also support transparency settings.


A host computer on a network that holds information (e.g. websites) and responds to requests for information from it (e.g. links to another web page).


Gathers information about Internet users without their knowledge or consent and delivers that information to advertisers or others who have access to the information.


The format of a file published through Flash or other Macromedia Products. It is usually a piece of animation or a dynamic element integrated into an HTML page.


Pronounced wiz-zee-wig. Short for 'what you see is what you get'. A WYSIWYG application is one that enables you to see on the display screen exactly what will appear on your website.


File extension that is associated with digital documents created in Microsoft Excel