Servlet&JSP ------Memo

server = the physical machine (hardware) + the web server application (software).
client = the human user +  the browser app

HTML:the HyperText Markup Language.
HTTP stands for HyperText Transfer Protocol.

On the web, clients and servers must speak HTTP, and browsers must know HTML.
The server uses HTTP to send HTML to the client.
HTML tells the browser how to display the content to the user.
HTTP is the protocol clients and servers use on the web to communicate.
HTTP是语言，HTML是话。

HTTP, is another network protocol that has Web-specific features, but it depends on TCP/IP to get the complete request and response from one place to another.

HTML is part of the HTTP response。