Question

Software Engineering:

Details:

Title: Online Medicine Shopping Website

Source: Internet

1. Admin Module: Admin need to login by providing the login credentials to access the below given admin modules.a. Product Entry: Admin can enter details about new medicine products details.b. View Order: Admin can view details about the order placed by the user.c. View Users Details: Admin can view all the registered user’s details.

2. User Module: User can register on the system and get his/her online account on site.a. View Products: The products are arranged and can be viewed in categories.b. Add to Cart: Users can add multiple products to cart.c. Pay using Card: After total bill is calculated user can pay via credit card online.d. View Order: User can view details about the order placed.e. Cancel Order: User can cancel any order within one hour.

Question:

To make Domain Analysis (Create Level-0 and Level-1 data flow diagrams)?

Answer 1

Hi,

I have attached the level 0 and level 1 data flow diagrams for Online Medicine Shopping Website.

High level entities for Online Medicine Shopping Website are :

• Login Management.
• Customer/User Management
• Payment management.
• Medicine Management.
• Order Management.

Main Entities and output of first level DFD:

• Check user login details.
• Processing customer records and generating reports of all customers.
• Processing payment records and generating reports of all orders.
• Processing medicine records and generating reports of all medicines.
• Processing order records and generating reports of all orders.