National Strata Case Study - Normalization - IT Assignment Help

Assignment Task:

TASK:

Case Study

National Strata provides strata management service for properties in Sydney. It provides cleaning, plumbing, electrical, gardening, other general repair and maintenance services for many properties. Depending on the contract, one or more services are provided at every property. In case property comprises of townhouses and units, each owner is a client. However, every client within a property is provided same services as per the contract. Contract must be renewed every year for every client.

To manage all these properties, national strata uses many rented office spaces in the proximity of properties they serve across Sydney where staff members work from. For each property, a strata manager is designated. One strata manager can work on many properties, but each property can have only one manager. Apart from strata manager, they have other admin, accounting, cleaning, electrical, plumbing, handy men in repair and maintenance team.

National strata has a fleet of rental vehicles which staff members can use to attend to service calls. However, some staff members prefer to use their own vehicles. Staff members using company vehicle is assigned the vehicle. Staff members usually get a list of calls they must attend to every day. One or more staff members may attend to one or more service calls.

Task 1 ER Diagram (10 marks)

• Identify the entities, relationships, participation and cardinality from the above case study. Use UPPERCASE to name your entities and use Capitalisation (of first letter) to name attributes of entities. Underline all primary key attributes and mention all the foreign key attributes. Specify relationship verb.
• Resolve many to many relationships.
• State your assumptions clearly.
• Create an ER diagram using crow’s foot notation in any tool of your choice. Hand drawn diagrams will not be accepted.

Task 2 Normalization (10 marks)

• List all the dependencies in a dependency diagram including partial and transitive.
• Show the determinants and select primary key, foreign key.
• Starting with unnormalized data, convert all the tables to 1 NF. Clearly outline the rules for a table to be in 1 NF and provide justification.
• Identify partial dependency if any and resolve it.
• Identify transitive dependency if any and resolve it.
• Make sure the tables are in BCNF. Explain the rule with tables as example.
• Identify multivalued dependency if any and resolve it.
• At each stage list the rules and provide explanation of why the tables are in 2, 3 or 4 NF.

This IT Assignment has been solved by our IT Experts at My Uni Paper. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We are serving more than 10000+ Students in Australia, UK & US by helping them to score HD in their academics.Our Experts are well trained to follow all marking rubrics & referencing style.

Be it a used or new solution, the quality of the work submitted by our assignment experts remains unhampered. You may continue to expect the same or even better quality with the used and new assignment solution files respectively. There’s one thing to be noticed that you could choose one between the two and acquire an HD either way. You could choose a new assignment solution file to get yourself an exclusive, plagiarism (with free Turnitin file), expert quality assignment or order an old solution file that was considered worthy of the highest distinction.