Internet

A network of networks -- computers worldwide, each with a unique 'address'. Routing software and hardware automatically transfers information between computers utilizing their address. Individual users sitting at desktop computers gain access to Internet services through your desktop computer.

The World Wide Web

(WWW, and often referred to as "the Web") is the sum of millions of documents that are publicly accessible on computers around the world, computers which are connected to each other by the Internet.   The World Wide Web is just one portion of the Internet.  A collection of computer files on many different computers all over the world.

A computer on a network which provides services to users sitting at desktop computers such as Internet services.

Web Server

A computer directly linked to the Internet whose main function is to store web pages and send them out upon request across the Internet to Web Browser applications worldwide. A Web server is a program that, using the client/server model and the World Wide Web's Hypertext Transfer Protocol (HTTP), serves the files that form Web pages to Web users (whose computers contain HTTP clients that forward their requests).

Client-server system.

Your web browser software is the client; the remote computer which stores the data is the server.

Web  Browser

Netscape Communicator and Microsoft Internet Explorer are web browsers. They are computer programs (software) that communicate with web servers to locate and retrieve stored documents and interpret the documents for display on your computer screen All browsers do NOT display data in the same way
 

Webpage

Documents on the World Wide Web are often referred to as Webpages. Webpages are electronic text documents, with added HTML (HyperText Mark-up Language) tags to tell web browsers how to display the page on your computer screen. HTML tags are instructions that control the placement, sizes and colors of text, and its background. A web page contains ONLY text. Pictures, sound, animation or video are held in SEPARATE files and associated with the page by means of specific HTML 'tags'.

Hyperlink

An active area or 'hot spot' within a page (also sometimes called the 'source' of a link, or just a 'link') which when clicked on with the mouse takes you somewhere else -- known as the 'destination' of the link -- see below. .

HTML

Stands for HyperText Markup Language. All web pages are written in this language. You can code them in a text editor or use a software package to create the pages (e.g. FrontPage).

Web Site

A collection of pages, media files (e.g. graphics), folders, etc, which form a logically coherent whole and are usually stored in a single physical place (a directory) on the web server.
 

The main page of a Web site is known as the home page of the site.

URL

An Internet address (stands for Universal Resource Locator): the place where some information is stored.

Web Page / Site Editor

An application program which lets you create and edit web pages on your local desktop computer and organize them and other media files (such as graphics) into folders or directories