PRESENTED BY:

CHAKRADHAR CHILAKAPATICHRISTINA NALLY

KHALID NOURVISHALI VELI

In Bloom Flower Shop

Agenda

• BUSINESS REQUIREMENTS

• CONTEXT DIAGRAM

• LEVEL 0 DATA FLOW DIAGRAM

• LEVEL 1 DATA FLOW DIAGRAM

Business Requirements

CUSTOMER FOCUSED

• System should have a user friendly interface and the ability to track orders & have reminders/ special promotions automatically emailed to registered customers prior to important holidays

• System should allow customers to browse types arrangements by occasion

• System should allow customers to add items to shopping cart

• System should allow customer to add gift message to order

• System should allow customer to rate products and to also review prior product rating

• System should allow customer to do secure payment online and by phone

Business Requirements cont…

EMPLOYEE FOCUSED

• Database storing information on the following:o Product Categoryo Producto Customer Datao Customer Ordero Paymentso Ratingso Occasionso Storeso Customer Shopping Cart

• Fast and reliable response for orders to meet individual needs

• Capability to expand the business and the ability to open more store effectively

• System should allow employees to generate reports:o Sales reports by different dimensionso Product ratings reports

Context Diagram

Level 0 DFD

EXTERNAL ENTITIES• Customer• Manager• Credit Card Clearing House

PROCESSES• Browse Products• Order Product• Order Tracking• Select Report• Generate Email Reminders

DATA STORES• Product Category• Customer Shopping Cart• Product• Customer Data• Payment• Customer Order• Stores• Ratings• Occasions

Level 0 DFD

Level 1 DFDProcess 1 (Browse Products)

EXTERNAL ENTITY• Customer

PROCESSES• Process Search Products • Process Product Selection• Process Adding Products to

Shopping Cart

DATA STORES• Product Category• Product• Customer Shopping Cart

Level 1 DFD – “Browse Products”

Level 1 DFDProcess 2 (Order Products)

EXTERNAL ENTITIES• Customer• Credit Card Clearing House

PROCESSES• Create Account• Process Account• Process Payments• Confirm Purchase

DATA STORES• Customer Data• Customer Order• Payments

Level 1 DFD – “Order Products”

EXTERNAL ENTITY• Manager

PROCESSES• Select Report• Generate Sales Report• Generate Ratings Report

DATA STORE• Customer Order• Ratings• Product Category• Product• Stores• Occasions

Level 1 DFDProcess 4 (Select Reports)

Level 1 DFD – “Select Reports”

Thank You!

Any Questions? Suggestions? Comments ? Compliments?

Chakradhar Christina Khalid Vishali