Buses come to a garage for repairs. • A mechanic and helper perform the repair, record the reason for the repair and rec

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Buses come to a garage for repairs.
• A mechanic and helper perform the repair, record the reason for the repair and record the total cost of all parts used on a Shop Repair Order.
Information on labor, parts and repair outcome is used for billing by the Accounting Department, parts monitoring by the inventory management computer system and a performance review by the supervisor.
• External Entities: Bus, Mechanic, Helper, Supervisor, Inventory Management System, Accounting Department, etc.
• Key process (“the system”): performing repairs and storing information related to repairs
• Processes:
– Record Bus ID and reason for repair.
– Determine parts needed.
– Perform repair.
– Calculate parts extended and total cost.
– Record labor hours, cost.
• Project requirements:
- Assume this will be OOSD project , Draw the following:
▪ Use Case Diagram. ▪ Activity Diagram.