需求
“Create an online banking transaction context diagram with customer deposit, withdrawal request and account inquiry inputs; banking regulations and account limits controls; transaction receipt and updated balance outputs; and banking system and teller mechanisms.”
接著試試Add a mobile banking app as a mechanism.Add a fraud-check control before processing withdrawals.
這張圖裡有什麼
看懂背後的決策。
01
Used signal nodes to represent IDEF0 arrows
02
Edge labels differentiate ICOM types (input, control, output, mechanism)
03
Single function block A0 encapsulates the core transaction process
Applicable when a high-level functional decomposition is needed, often for business process or system analysis using IDEF0.