Model View Controller
MVC is a pattern that is useful for creating rich, interactive user interfaces: just the sort of interfaces which are becoming more and more popular on the web. The astute amongst you will have already figured out that the pattern is made up of three major components: model, view, and controller. You can see how information flows between the components in this illustration:
The preceding diagram shows the relationship between the three components in MVC.
The model contains the state of the program. In many applications this model is contained in some form, in a database. The model may be rehydrated from a persistent store such ...