Data access is separated from business logic by the Model-View-Controller design pattern, data presentation is separated from user interaction, and user interaction is separated from data presentation. Furthermore, it separates data display from user interaction. Discuss or contribute in this conversation or explanation.

What is the difference between an object in an object oriented model and an entity in an entity relationship model?

Model-driven engineering ? Select one: a. Uses only model/diagram to document the requirements b. The development process is based on using models as outputs, instead of programs c. A generic model which includes the computation independent, platform independent and the platform specific model in a single model d. is based on using only object-oriented languages for implementation

What are the most crucial properties and attributes to look for in descriptive models?