. 1 C / S structure
C / S structure i.e. client / server (Client / Server), e.g. QQ is C / S structure. Each of us needs to be installed on your computer QQ client, the client software sends a request to the server software, the server returns a response to the client.
However, because the client need to constantly update, users use them more trouble. The client now C / S structure has been much better, you can prompt the user to update, users need only click to update it. When users first need to download the latest client himself Quguan online, then uninstall the old version, go to install the new version.
Client-based installation
2 B / S structure
B / S structure that is browser / server (Browser / Server), such as Web sites are B / S structure. Of course, the site is only B / S software architecture of one only. Internet banking are also B / S structure!
B / S structure advantage is that users do not need to update the client, the client only needs to have a browser on OK. When the software needs to be updated, developers only need to worry about the server on the line. Like in the browser when you visit Baidu, found Baidu's home page has changed, but you do not need any updating.
Browser-based
