(Solved): PART B2: ER/EER-DIAGRAM (5 points) Create a single integrated ER-Diagram or EER-Diagram based on th ...

PART B2: ER/EER-DIAGRAM (5 points) Create a single integrated ER-Diagram or EER-Diagram based on the following business scenario at Gombak Auto Sdn Bhd showroom: Only imported vehicles are display for sale. The vehicles are either of type passenger car or pick-up truck. The attributes for the vehicles are as follows: Car : Reg_No, Make, Model, Total_Door, Navigation, Colour, Year Truck : Reg_No, Make, Total_Weight, Model, Year, Cargo_Weight, Total_Axel Staffs have position as 'Salesperson', 'Manager' and 'Admin'. Only staff as Salesperson sells vehicles. Some customers came back for more vehicles. Each vehicle belongs to only one branch. The screens designs shown above are to support the company transaction. User must key-in their data through the boxes. Some data are system generated such as the unique number produced as the Customer ID, Staff ID, Branch ID, and Invoice No. Some information is displayed by the system based on the information entered by the user e.g. in the vehicle registration screen, the Branch Name is displayed by system based on the Branch ID entered by user.