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1. Describe the situation. Your description should be brief and relatively informal (maximum length 1 A4 page). If there are any unique or particularly difficult aspects of your proposed application, please point them out. Your description will be marked only on suitability and conciseness
2. Include a list of business rules (can make assumptions as long as it is logical)
3. Draw an ER diagram for your proposed database. You need to show attributes, primary keys, and relationships (needs to use Chen and Crows feet notation)
4. Normalisation of Diagram to 3NF
Compare the rankings that you obtained using the two similarity measures. If there are differences between the rankings, then discuss why you think these differences occurred - calculate the idf weight vector.
What is it about a 200 MB video or audio file which makes it so much more of database management challenge than relational database the same size?
Write the script called checking that will take any number of filenames as command-line arguments and will print the names of those files that are readable and writeable text files.
Explain how referential integrity actions can be used to override the default referential integrity constraints.
Open the data file Reservations17 19. Create a form based on the Reservations table. Use the form to Own folder, and then copy the navigate to the record with Reservations table
Create a query that spans both tables. Eliminate redundant fields. Modify the Query to select only those Customers that had service dates in October and November 2006.
You have been asked to explore three database alternatives for a merchant who provides shoes to retail stores. The merchant needs the database to keep the financial records, employee records, inventory records and general use records for the busin..
Consider the university database from Exercise 2.3 and the ER dia-gram you designed. Write SQL statements to create the corresponding relations and capture as many of the constraints as possible. If you cannot capture some constraints, explain why.
Each student will create an Access 2013 database which will be used to match personal job skills learned in college courses with desired skills for job openings. Students may use their own personal course history, or create a fictional list.
List the names, ages, and salaries of managers of a user-specified sex (male or female) working in a given department. You can assume that, while there are many departments, each department contains very few project managers.2
Create an XML file with markup tags and some sample data to represent a list of invoices. Include the XML tags for two invoices in the list. Also, assume the invoices are created from a database whose tables are shown in the following database rela..
What model would you use for this estimation? How accurate would it be and how would you obtain the estimate?
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