All Occasion Gifts

Group MembersPriya PradhanRanjani PrasadPaul Hennigan

Group #4

Agenda• Overview of Business Requirements• Overview of DFDs• Structure Chart• System Component Diagram• ER Diagram• Screenshots

Business Requirements• System should allow customers to browse gifts by

categories• System should allow customer to add items to

shopping cart• System should allow customers to do secure

payment online• System should allow customers to rate the product and also view product rating

Business Requirements contd.• System should allow employees to check inventory

status • System should allow employees to generate Sales

Report at regional and national level• System should allow employees to generate

product ratings reports

LEVEL 0 DFD

External Entity• Customer

• Manager/Supervisor

• Credit Card Clearinghouse

Processes• Browse Products

• Order Products

• Check Order Status

• Generate Reports

LEVEL 0 DFD Data Store• D1 product_category

• D2 product

• D3 customer

• D4 cust_shop_cart

• D5 payment

• D6 cust_order

• D7 employee

• D8 region_state

• D9 cust_order_product

• D10 user_prod_rating

LEVEL 0 DFD

LEVEL 1 DFD PROCESS 1 (Browse Products)

External Entity• Customer

• Processes• Process Search Products• Process Product Selection• Process adding Product to shopping cart• Process view shopping cart

Data Store• D1 product_category• D2 product• D4 cust_shop _cart

LEVEL 1 DFD PROCESS 2 (Order Products)

External Entity• Customer

• Credit Card Clearinghouse

Processes• Create Customer Account

• Process Customer Account

• Process Payments

• Confirm Purchase

Data Store• D3 customer

• D5 payment

• D6 cust_order

• D9 cust_order_product

LEVEL 1 DFD PROCESS 3 (Generate Reports)

External Entity• Supervisor/Manager

• Processes• Create Inventory Status Report• Create Regional Sales Report• Create National Sales Report

Data Store• D1 product_category• D2 product• D3 customer• D6 cust_order• D7 employee• D8 region state

Level 1 DFD for Process Generate Reports

Structure Chart

System Component Diagram

ER Diagram

Screenshots

Screenshots

Screenshots

Screenshots

Screenshots

Screenshots

Screenshots

Questions ?

Thank You!