Imagine a modern online supermarket that offers a wide range of products to customers through its website
Question:
Imagine a modern online supermarket that offers a wide range of products to customers through its website and mobile app. Customers can browse, search for, and purchase items from the comfort of their homes. The supermarket also offers delivery and curbside pickup options for added convenience. To manage its operations effectively, the supermarket needs a robust data flow diagram (DFD). Create a DFD level 1.
Level 1 - Customer Interaction Process (A): Inputs: Customer's Product Search Customer's Order Details Outputs: Order Information Payment Information Sub-Processes: A.1 Search Products A.2 Add to Cart A.3 Proceed to Checkout Level 1 - Order Processing (B): Inputs: Order Information Payment Information Outputs: Order Confirmation Sub-Processes: B.1 Validate Order B.2 Reserve Inventory B.3 Generate Invoice Level 1 - Inventory Management (C): Inputs: Product Catalog Order Information Outputs: Updated Inventory Sub-Processes: C.1 Check Stock Availability C.2 Update Inventory Level 1 - Payment Processing (D): Inputs: Payment Information Outputs: Payment Confirmation Sub-Processes: D.1 Verify Payment D.2 Record Transaction Level 1 - Delivery Management (E): Inputs: Order Confirmation Outputs: Delivery Schedule Sub-Processes: E.1 Assign Delivery Personnel E.2 Update Delivery Status
Auditing An International Approach
ISBN: 978-0071051415
6th edition
Authors: Wally J. Smieliauskas, Kathryn Bewley