Group Members:Tien HoLinda EarlySteve Meeks

Who Dunnit BookstoreSystem Request

Project Sponsor:

Thomas Jones, Owner of WhoDunnit Bookstore Phone: (713) 555-1234 Email: thjones@houston.rr.com

Who Dunnit Bookstore

Founded in 1980 Privately owned, independent bookstore Annual revenue: $750,000 Brand recognition nationwide Specializes in mysteries Book sales restricted to in-store purchase Extremely loyal existing local customer base Frequent host of book signings where

customers can meet authors and receive autographed copies

ReviewReview::

Business Requirement:

Search the books by ISBN, title , author, publisher, and keyword.

List the price, quantity, and condition of the book Capture the basic information from customers

such as shipping address, email, name and zip code.

Allow customers to pay on line without leaving the site (previous system rejected)

When transaction is approved, send confirmation email and request inventory system to ship the book

Generate sales and inventory reports

Data Flow Diagrams

Internet Bookstore System Data flow to and from external entities,

data stores, and processes. Three external entities

CustomerManagerIn-store Staff

Context Level Diagram

Level 0 Diagram (Metadata) 4 Processes

1. Create Customer Account 2. Find Book3. Process Order4. Process Billing

4 Data Stores (D1) Customer Account (D2) Customer Account (D3) Book Inventory (D4) Sales Information

Level 0 Diagram

Level 1 Process 1 (Metadata) 1 External Entity

Customer

2 Processes1.1 Input Customer Information

1.2 Verify Customer Information

1 Data Store(D5) Customer Database

Level1 Process 1 Diagram

Level 1 Process 2 (Metadata) 1 External Entity

Customer

2 Processes2.1 Search Book Inventory

2.2 Provide Book Information

3 Data Stores(D6) Author(D7) Keyword(D8) ISBN

Level 1 Process 2 Diagram

Questions?

Comments?