a worldwide collection of networks, gateways, servers, and computers using a common set of telecommunications protocols to link them together.

refers to a private network that uses Internet technologies usually owned by the organization using it and regulated in use and content for distributing pertinent information relating to the organzation on its industry to be used internally. In this scenario, only those connected directly to the LAN are able to access the pages on the server.

an application that allows users to view documents within a hypertext context. Web browsers allow text and graphics to be viewed and formatted beside each other. The Web supports transfer of files of many different data types, some some data types supported by the Web include text, graphics, and multimedia. When a Web browser encounters a data type that it cannot display, it can launch external applications to display those files.

a program usually used for creating web pages. This ranges from the very basic text editor such as MS Notepad to other advance tool such as MS Internet Assistants, MS Frontpage 98, Allaire Homesite, Netobject Fusion, Macromedia Dreamweaver, MS Visual Studio and Interdev, Borland's Intrabuilder.