It, therefore, should be laid out in simple and understandable language for easy understanding of the items by the stakeholders when they analyze it. Unlike other project diagrams, the Context diagram is not for use by the engineers/technicians but the project stakeholders. This process is called information hiding.Ī context diagram makes part of the requirements document in a project. The nitty-gritty details of the internal structure of a system are masked in a context diagram since it is strictly a high-level view of the system.

It is usually a circle shape that represents a conceptual boundary that encloses a group of interconnected processes and activities of a project. It is made up of a context bubble, first drawn in the middle of the chart. It points out the flow of information between the system and external components. It is a tool popular among Business Analysts who use it to understand the details and boundaries of the system to be designed in a project.

Also referred to as the Level O Data Flow Diagram, the Context diagram is the highest level in a Data Flow Diagram.

Sequence diagram online visual paradigm