Web Servers

To view and browse information on the web all you need is a browser.

To publish and deliver information of the web you need a Web server.

A web server is a program that runs on web sites and is responsible for replying to a web browser request for files.

Client (Browser) Server interaction

When a browser requests a Web page:

• the browser makes a connection to a server using http protocol.
• the server then
  • accepts the connection,
  • sends the files contents back to browser, and
  • closes the connection.
• the browser then formats the (html) information received.