Web Test---Web system architecture

The architecture of web system is divided into three modes: b/S, c/s, peer.

b/S: browser/server, browser/server mode.

b/S Architecture features: standard protocol, flexible deployment, core operations on the server side, publishing applications only need to publish the server, with the increase of server computing power and the application of cloud computing, b/s architecture more and more popular. b/S provides a number of functional applications to achieve the characteristics of C/s, such as Ajax no refresh, browser expansion allows the browser to do more C/s architecture can do.

Common Web server Software includes Apache, IIS, Tomcat, Nginx, Lighttp.

Apache:apache HTTP Server, the most commonly used Web server software, features: Security and multi-platform.

Iis:world Wide Web Server. Web server software developed by Microsoft.

TOMCAT: Lightweight Application Server, features: support for the latest servlet and JSP specifications, compare popular Web servers.

Nginx: High performance HTTP and reverse proxy server. BAT is using the Web server software.

Lighttp: Designed for high-performance Web sites, similar to Apache, developed by the German leadership.

C/s:client/server, client/server mode.

c/S Architecture features: protocol is not standard, customizable, operating pressure C-and S-end can assume, upgrade system needs to upgrade both at the same time and the S-end.

Common C/S architecture software such as: QQ,, Outlook, mobile app and so on.

Peer: Point-to-point mode. Features: b/S, c/s terminal station of the main position, and peer two is equal status.

Common software, such as: Fetion, QQ transfer files (using peer-to technology)

Web Test---Web system architecture