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1. Split the carpark system into two subsystems suitable for (more or less) independent development. Describe these subsystems with a few words, including how they will communicate.
If working in pairs, each student should take responsibility for one subsystem for the tasks below. Work independently at ?rst, then review each other's work and ?x any issues that you ?nd - similar to how it may work for a real project.
2. Draw a use case diagram for the carpark system.
3. Draw an activity diagram covering all cases of(a) an employee trying to reserve a carpark.(b) a car trying to enter the carpark.
4. Draw the system sequence diagrams associated with the activity diagrams.
5. Draw the class diagram which covers all the situations described in the carpark system, showing inheritance, association (aggregation and composition as necessary) and multiplicity. Include all attributes and operations/methods.
State any assumptions that you have made.
A simple database with a single table contains data concerning car registration. The table contains four fields that store data relating to registration number (unique), make of car, year of manufacture and car colour
Draw the E/R diagrams for the business rules
Water meters must be replaced when they have been in use for 5 years. We can assume that a meter will never be damaged or become unserviceable and will not be re-assigned to another service address.
Explain the idea for the database along with the thoughts for partitioned view. How would you utilize this partitioned view?
Find the entities from the functional requirements. Entities can come from Nouns in the text, they may also come from forms, reports and legacy code.
Create a structurally sound relational database schema showing the minimum number of fields, tables, and relationships between the tables.
Generate the view called RepairSummary which shows only RepairInvoiceNumber, TotalCost, and TotalPaid. Illustrate the SQL statement to retrieve all RepairSummary data sorted by TotalCost.
Enterprises are accumulating substantial amounts of data that are necessary for their business operations.
Looking at the predictive accuracy (Percent correct) results for tree learning on these data sets, has learning improved accuracy over the baseline ?
Subsequently, the evaluation of the project is based on different types of virtualization mechanisms compared to standard physical server deployment.
Create an update query to select all records in the tblOverPriced, decrease the Price field values by 10%, run and close the query.
Knowledge and Data Warehousing
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