Background
This is a set of base requirements for a total integrated IT system for Borders Books. The local stores will be connected to HQ via a network. Most of the processing will be done centrally at HQ. The reasoning for this is; less IT people are needed, IT brain trust is at a central location, data integrity, operational consistency, start up time and cost of opening new outlets is lower, less equipment needed. There will be only two primary functions performed at the unit, receiving and cash reconciliation.
Key to Rank Order Importance
of Requirements:
Importance: 5
1.1.3 Requirements: Purchase orders need to be "live" documents
that can be changed and updated by purchaser as information becomes more
current.
Rationale: This is vital to an accurate information system as not all product or delivery information is known at time of purchaser order generation.
Importance: 5
1.1.4 Requirements: Purchase orders need to be printed.
Rationale: Necessary to order from smaller suppliers that do not have the means to order through the EDI also provides a manual audit trail.
Importance: 4
1.1.5 Requirements: The system needs to be able to run queries
and generate open order reports at both the headquarters and local stores,
based on information contained in the purchase order fields.
Rationale: This is important for tracking incoming orders and to allow for the forecasting, scheduling, and allocating of resources.
Importance: 4
1.1.6 Requirements: Purchase orders need to be accessible in
read-only format at the local store prior to ship date.
Rationale: Purchase orders can be changed only at the headquarters to allow for management control and information integrity.
Importance: 4
1.1.7 Requirements: The system needs to allow for communication
between all the local stores and the purchasing agent.
Rationale: The local stores need to be able to communicate with purchasing managers if it is needed to request changes in purchase orders.
Importance: 4
1.2.1 Requirements: At the shipping date, the purchase order becomes a "live" document and no longer in read only format so that it may be received at the local store.
Rationale: Local stores need to update and receive the purchase orders. To do so the local store must be able to enter actual received quantities and arrival date.
Importance: 5
1.2.2 Requirements: After arrival update, the purchase order needs to be processed so it can become a "receiver" which will update the stores physical inventory and render the books sellable.
Rationale: This is critical to enable the books to turn into sellable goods.
Importance: 5
1.2.3 Requirements: Upon the receipt of the purchase order,
the system needs to generate a report with price stickers that have independent
UPC bar codes and prices for each individual book.
Rationale: This is critical for the maintenance of inventory and sales figures.
Importance: 5
Rationale: Essential to the proper maintenance and tracking of all accounts payable.
Importance: 5
2.1.2 Requirements: Payment transactions will be made to distributors
and/or shippers through the system via EDI (or in the case of smaller companies,
a check will be printed and mailed) once authorization is granted.
Rationale: Payments need to be authorized by the headquarters or store manager.
Importance: 5
Importance: 5
Rationale: Necessary to verify that all products ordered were delivered.
Importance: 5
3.1.1 Requirements: Master inventory repository.
Importance: 5
Importance: 5
Importance: 4
Importance: 4
Rationale: Essential for buyers, purchasers and unit managers to control the flow of product. Available to HQ and Local managers.
Importance: 4
Rationale: Essential for buyers, purchasers and unit managers to control the flow of product and reduce out of stock situations. Available to HQ and Local managers.
Importance: 5
Importance: 5
Background:
This is a set of graphical, base and extended use case models designed to show the required and interrelated components of the Borders information system. The use case models address only those requirements within scope for our project. The inclusion of critically dependant but technically out of scope models have been include to maintain the real world integrity of our systems design.
Key to Rank Order Importance of Requirements:
(Applies to Expanded Use Cases)
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Use Case Name: |
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3. The PO is entered into the system for processing. Entry is through keyboard. 6. Store Manager returns corrections and approval to the purchaser. 7. Purchaser updates and enters corrections. |
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Actor(s): |
Supplier IS |
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Transport Carriers |
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Books are in print. |
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Orders are processed within 24 hours of receipt of buyer. POs are reviewed within 3 hours of receipt. POs are processed immediately after review. Supplier initiates fulfillment within 12 hours of receipt. Capacity: The system should have no limitation on the number of orders processed. Security: WWW communication is secure. Access to various functions should be controlled by multiple level passwords. |
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The books must have arrived and been verified against a summary bill of lading. |
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Actor(s): |
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Receivers are entered within 2 hours of receipt by local store. POs are processed immediately after entry. Supplier has provisions for delivering back up if common carrier loses paperwork. Capacity: The system should have no limitation on the number of orders processed. Security: WWW communication is secure. Access to various functions should be controlled by multiple level passwords. |
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Background
These Data Flow Diagrams (DFD) correspond directly with the Use Case Tools and encompass all requirements. Represented here are two formats for the DFDs the first is the classic pencil and paper depicted using Microsoft Words drawing features. The second are more formal DFDs using Designer 2000 case tools. Format and layout will vary but the integrity of the flows are preserved.