43 context model diagram
The context diagram is used to establish the context and boundaries of the system to be modelled: which things are inside and outside of the system being modelled, and what is the relationship of the system with these external entities. A context diagram, sometimes called a level 0 data-flow diagram, is drawn in order to define and clarify the ... Context Diagram The context diagram of a vision document is a simple diagram that shows the source systems contributing data to a DW/BI system, as well as the major user constituents and downstream information systems that is supports. Context diagrams are an excellent tool for facilitating brainstorming among those design and analyze them. A context diagram is suitable for noting omissions and blunders in a business plan or project requirements. Hence you can make necessary corrections and adjustments before the project execution and reduce project risks. Context model diagram