�ݺ�ߣ

The document discusses system choice and provides an overview of its principles and techniques. It explains that system choice aims to define the system context and agree on overall system characteristics through a system definition. Key activities include appreciating the situation using rich pictures, cultivating new ideas through exemplars and metaphors, and defining alternative systems. The result is a system definition that fulfills the FACTOR criteria of functionality, application domain, conditions, technology, objects, and responsibility.Read less