Database Management and Applications Exam 3 10. List all the functional dependencies present in the second...

  

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Database Management and Applications Exam 3 10. List all the functional dependencies present in the second normal form compliant table(s). 11. List all the candidate keys. 12. Describe the steps you would take to bring the table(s) into third normal form compliance. Display the resulting third normal form compliant table or tables, identifying primary and foreign keys. Order ID Order Date 1006 Customer ID 10/24/10 2 Customer Name Product ID Product Product Desc. Price Quantity Ordered Value Dining 800.00 Furniture Table 5 Writers 325.00 2 Desk 4 Entertain 650.00 1 Center 1007 10/25/10 6 Furniture 11 Gallery 4 Drawer Dresser Entertain 650.00 Center 300.00 3 1. What errors prevent the table displayed above from being first normal form compliant? 2. List all the functional dependencies present in the table. 3. List all the candidate keys. 4. Describe the steps you would take to bring the table into first normal form compliance. Display the resulting first normal form compliant table or tables, identifying primary and foreign keys. 5. What error(s), if any, prevent the now first normal form compliant table or tables from being second normal form compliant? 6. List all the functional dependencies present in the first normal form compliant table(s). 7. List all the candidate keys. 8. Describe the steps you would take to bring the table(s) into second normal form compliance. Display the resulting second normal form compliant table or tables, identifying primary and foreign keys. 9. What error(s), if any, prevent the now second normal form compliant table or tables from being third normal form compliant? Whatsamatter U also has a number of students, of course. The table on the following page lists the information gathered for each student, plus 5 sample records. Some business rules that Whatsamatter U follows includes: Each student has a unique ID number A student has only a single advisor, but an advisor can have either zero or many students. Advisors are always faculty members (professors) A student can have only a single major but, of course, many students can have the same major A student can take a course more than once Using the above business rules and the data in Table 1 on the following page, do the following: 1. What errors prevent the table displayed above from being first normal form compliant? 2. List all the functional dependencies present in the table. 3. List all the candidate keys. Table 1 StudentID Name eMail Department N112233 Rocky Squirrel squirrel@wmu.edu GSCIS N121212 Bullwinkle Moose moose@wmu.edu Business Natasha Badenof Nat@Bad.net GSCIS N234432 Boris Badenof Boris@Bad.net GSICS Major Information Systems Accounting P456 Information Systems Computer Science AdvisorID Advisor CoursesTaken P123 John Data MMIS630 MMIS620 P123 Carl Numbers ACCT810 John Data MMIS630 MMIS630 MCIS610 P789 Rich Geek MCIS610 4. Describe the steps you would take to bring the table into first normal form compliance. Display the resulting first normal form compliant table or tables, identifying primary and foreign keys. 5. What error(s), if any, prevent the now first normal form compliant table or tables from being second normal form compliant? 6. List all the functional dependencies present in the first normal form compliant table(s). 7. List all the candidate keys. 8. Describe the steps you would take to bring the table(s) into second normal form compliance. Display the resulting second normal form compliant table or tables, identifying primary and foreign keys. 9. What error(s), if any, prevent the now second normal form compliant table or tables from being third normal form compliant? 10. List all the functional dependencies present in the second normal form compliant table(s). 11. List all the candidate keys. 12. Describe the steps you would take to bring the table(s) into third normal form compliance. Display the resulting third normal form compliant table or tables, identifying primary and foreign keys. Students N212121 End of document Database Management and Applications Exam 3 10. List all the functional dependencies present in the second normal form compliant table(s). 11. List all the candidate keys. 12. Describe the steps you would take to bring the table(s) into third normal form compliance. Display the resulting third normal form compliant table or tables, identifying primary and foreign keys. Order ID Order Date 1006 Customer ID 10/24/10 2 Customer Name Product ID Product Product Desc. Price Quantity Ordered Value Dining 800.00 Furniture Table 5 Writers 325.00 2 Desk 4 Entertain 650.00 1 Center 1007 10/25/10 6 Furniture 11 Gallery 4 Drawer Dresser Entertain 650.00 Center 300.00 3 1. What errors prevent the table displayed above from being first normal form compliant? 2. List all the functional dependencies present in the table. 3. List all the candidate keys. 4. Describe the steps you would take to bring the table into first normal form compliance. Display the resulting first normal form compliant table or tables, identifying primary and foreign keys. 5. What error(s), if any, prevent the now first normal form compliant table or tables from being second normal form compliant? 6. List all the functional dependencies present in the first normal form compliant table(s). 7. List all the candidate keys. 8. Describe the steps you would take to bring the table(s) into second normal form compliance. Display the resulting second normal form compliant table or tables, identifying primary and foreign keys. 9. What error(s), if any, prevent the now second normal form compliant table or tables from being third normal form compliant? Whatsamatter U also has a number of students, of course. The table on the following page lists the information gathered for each student, plus 5 sample records. Some business rules that Whatsamatter U follows includes: Each student has a unique ID number A student has only a single advisor, but an advisor can have either zero or many students. Advisors are always faculty members (professors) A student can have only a single major but, of course, many students can have the same major A student can take a course more than once Using the above business rules and the data in Table 1 on the following page, do the following: 1. What errors prevent the table displayed above from being first normal form compliant? 2. List all the functional dependencies present in the table. 3. List all the candidate keys. Table 1 StudentID Name eMail Department N112233 Rocky Squirrel squirrel@wmu.edu GSCIS N121212 Bullwinkle Moose moose@wmu.edu Business Natasha Badenof Nat@Bad.net GSCIS N234432 Boris Badenof Boris@Bad.net GSICS Major Information Systems Accounting P456 Information Systems Computer Science AdvisorID Advisor CoursesTaken P123 John Data MMIS630 MMIS620 P123 Carl Numbers ACCT810 John Data MMIS630 MMIS630 MCIS610 P789 Rich Geek MCIS610 4. Describe the steps you would take to bring the table into first normal form compliance. Display the resulting first normal form compliant table or tables, identifying primary and foreign keys. 5. What error(s), if any, prevent the now first normal form compliant table or tables from being second normal form compliant? 6. List all the functional dependencies present in the first normal form compliant table(s). 7. List all the candidate keys. 8. Describe the steps you would take to bring the table(s) into second normal form compliance. Display the resulting second normal form compliant table or tables, identifying primary and foreign keys. 9. What error(s), if any, prevent the now second normal form compliant table or tables from being third normal form compliant? 10. List all the functional dependencies present in the second normal form compliant table(s). 11. List all the candidate keys. 12. Describe the steps you would take to bring the table(s) into third normal form compliance. Display the resulting third normal form compliant table or tables, identifying primary and foreign keys. Students N212121 End of document