The WWW, ...    The World Wide Web, ...    The Web

Web = HTTP + URL + HTML (*)

HTTP : HyperText Transfer Protocol : Transfer of Data

Other protocols are available

Today browsers are meta browsers able to understand various protocol

From HTTP1.0 to HTTP1.1

(GET. HEAD. PUT. POST. DELETE. LINK. UNLINK. CHECKOUT CHECKIN TEXTSEARCH SEARCH )

Sessions

URL : Address of data

HTML : Format of text to create Hypermedia pages/documents

(*) + Browser + Server