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UML 1.1

Topic 1: Importance of Modelling

QuestionAnswer
What is a Model? It is a simplification of reality and provides the blueprint of the system
Why do we Model? The fundamental reason is so that we can better understand the system we are developing
What are the aims that can be achieved through Modeling? 1. Models help us to visualise a system 2. Models permit us to specify the structure/behaviour of a system 3. Models give us the template that guides us in constructing a system 4. Models document the decisions we make.
What are the Principles of Modeling? 1. Choice of what model to create has a profound influence on how a problem is attacked and a solution is shaped. 2. Every model maybe expressed at diff levels of precision 3. The best models are connected to reality 4. No single model is sufficient
What are the views required to understand the architecture of a system? - Use Case View - Design Process View - Process View - Implementation View - Deployment View
Created by: sairamsattiraju