Question 1 High Level Architecture [20 marks] Devise an architecture for a system that manages the daily operation of a motor vehicle service and repair business. The system will have the following functionality:-1. Administration staff make a service booking for a customer at a time and date for a service/repair job, using a workstation in the office. 2. Mechanics log time and parts used against the customer’s job using a workstation in the workshop. 3. A stock is kept of commonly used parts and materials. The system keeps track of current inventory and re-orders automatically as needed. The system will also place a one-off order with a supplier when an uncommonly used part is need for a job. 4. Customer job records are held for future reference, and to be able to automatically email customers with a reminder that service is due at fixed intervals. Show major subsystems and how they are related/connected.(marking scheme).Students are expected to make and state any assumptions necessary in order to complete the assignment. Marking Scheme In order to gain full marks in this question, the student will have to correctly:-? Identfy all the subsystems implied. ? Identify any external entities. ? Show the relationships between the subsystems and entities. ? Identify data stored. Question 2 Sequence Diagram [20 marks] Draw a sequence diagram to show the interactions when a customer buys a camera over the internet. (marking scheme) Assume the following 7 objects in the system:-? Customer ? Order System ? Credit Card ? Company ? Supplier ? Warehouse ? Courier Draw a diagram that the models the following scenario. ? A customer places an order for a digital camera, and supplies credit card details and address etc. (You do not need to model the detail steps of making the order.) ? The System asks the Credit Card Company to authorise the transaction. (Assume it is successful.) ? The System checks if the camera is in stock (the System contains an inventory module). ? The System…
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