La richiesta
“Create a level-one online checkout data flow diagram: a customer places an order, customer and order databases exchange data with the order process, a payment gateway approves payment, a carrier receives shipping details, inventory is updated, and the customer receives status.”
Prova alloraAdd an order-cancellation process.Add a refund status flow from the payment gateway.
Cosa contiene questo disegno
Leggi le decisioni che ne stanno alla base.
01
Using flowchart shapes to represent DFD components
02
Bidirectional arrows for read/write operations on data stores
03
Including status notification to customer
When designing an e-commerce checkout subsystem to identify major data flows and interactions.