情境
This diagram models the highest-level context of the order fulfillment system, showing the single activity box and its interactions with external environment.
這張圖裡有什麼
看懂背後的決策。
01
Represented the entire process as one function (A-0)
02
Classified inputs, outputs, controls, and mechanisms per IDEF0 standard
Used for system scoping and stakeholder communication in early analysis phases.