30 Jun Assignment: Normalization
Due Week 6 and worth 100 points
Suppose that you are the database developer for a local college. The Chief Information Officer (CIO) has asked you to provide a summary of normalizing database tables that the IT staff will use in the upcoming training session.
Write a two to three (2-3) page paper in which you:
- Describe the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form.
- Provide one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms.
- Explain typical situations when denormalizing a table is acceptable. Provide one (1) example of denormalizing a database table to justify your response.
- Explain the significant manner in which business rules impact both database normalization and the decision to denormalize database tables.
- Use at least three (3) quality resources in this assignment. Note: Wikipedia and similar Websites do not qualify as quality resources.
Your assignment must follow these formatting requirements:
- Be typed, double spaced, using Times New Roman font (size 12), with one-inch margins on all sides; citations and references must follow APA or school-specific format. Check with your professor for any additional instructions.
- Include a cover page containing the title of the assignment, the student’s name, the professor’s name, the course title, and the date. The cover page and the reference page are not included in the required assignment page length.
| Points: 100 | Assignment 2: Normalization | ||||
| Criteria |
Unacceptable Below 60% F |
Meets Minimum Expectations
60-69% D |
Fair 70-79% C |
Proficient 80-89% B |
Exemplary 90-100% A |
| 1. Describe the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form.
Weight: 21% |
Did not submit or incompletelydescribed the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form. | Insufficiently described the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form. | Partially described the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form. | Satisfactorily described the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form. | Thoroughly described the steps that you would use in order to convert database tables to the First Normal Form, the Second Normal Form, and the Third Normal Form. |
| 2. Provide one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. Weight: 21% |
Did not submit or incompletelyprovided one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. | Insufficientlyprovided one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. | Partiallyprovided one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. | Satisfactorilyprovided one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. | Thoroughlyprovided one (1) example that is relevant to a college environment that illustrates reasons for converting database tables to the First, Second, and Third Normal Forms. |
| 3. Explain typical situations when denormalizing a table is acceptable. Provide one (1) example of denormalizing a database table to justify your response.
Weight: 21% |
Did not submit or incompletelyexplained typical situations when denormalizing a table is acceptable. Did not submit or incompletelyprovided one (1) example of denormalizing a database table to justify your response. | Insufficiently explained typical situations when denormalizing a table is acceptable. Insufficiently provided one (1) example of denormalizing a database table to justify your response. | Partially explained typical situations when denormalizing a table is acceptable. Partially provided one (1) example of denormalizing a database table to justify your response. | Satisfactorily explained typical situations when denormalizing a table is acceptable. Satisfactorily provided one (1) example of denormalizing a database table to justify your response. | Thoroughly explained typical situations when denormalizing a table is acceptable. Thoroughly provided one (1) example of denormalizing a database table to justify your response. |
| 4. Explain the significant manner in which business rules impact both database normalization and the decision to denormalize database tables.
Weight: 21% |
Did not submit or incompletelyexplained the significant manner in which business rules impact both database normalization and the decision to denormalize database tables. | Insufficiently explained the significant manner in which business rules impact both database normalization and the decision to denormalize database tables. | Partially explained the significant manner in which business rules impact both database normalization and the decision to denormalize database tables. | Satisfactorily explained the significant manner in which business rules impact both database normalization and the decision to denormalize database tables. | Thoroughly explained the significant manner in which business rules impact both database normalization and the decision to denormalize database tables. |
| 5. 3 references
Weight: 6% |
No references provided | Does not meet the required number of references; all references poor quality choices. | Does not meet the required number of references; some references poor quality choices. | Meets number of required references; all references high quality choices. | Exceeds number of required references; all references high quality choices. |
| 6. Clarity, writing mechanics, and formatting requirements
Weight: 10% |
More than 8 errors present | 7-8 errors present | 5-6 errors present | 3-4 errors present | 0-2 errors present |
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