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You are to design a database for an insurance company. The data will include information about customers (name, address, phone number), information about insured cars (make, model, year, vehicle-ID#, license#, insurance rate), information about insured homes (address, insured value, insurance rate), and information about claims made on insured cars and homes (date of claim, date of settlement, amount of settlement). You may assume that all insured cars and homes are owned by a single customer, but you should allow a customer to own several cars and homes. Please state any additional assumptions you make about the real world in your design.
a) Specify an entity-relationship (E/R) diagram for your database. Don't forget to underline key attributes for entity sets and include arrowheads indicating the multiplicity of relationships (with rounded arrowheads for referential integrity). If there are weak entity sets or "isa" relationships, make sure to notate them appropriately.
Prepare a report - The report should be related to Business communications.
The database application project (DAP) for this course consists of the creation of a fully functional Microsoft Access database application for a real client.
Write the name(s) of employee(s) who works(work) on every project located in Houston. Write the name(s) of employee(s) who only works(work) on every project located in 'Houston.'
Which field or fields cause a table to no longer be in third normal form? In which normal form is denormalized table?
Implement a database of courses and students for a school.
Create a data warehouse for electronics store chain. Chain has 20 stores in 5 cities. Each store has different sections comprising computers, DVDs, TVs, audio, home appliances etc.
Webster Library wants to know how many green books it has. Out of the 500 shelves of books, 3 shelves were selected. These shelves hold 150 books each. 54 of the books sampled were green.
Compute the numbers of married men, single men, married women and single women. Print these numbers on a student summary report.
When a student has not chosen a major at a university, the university often enters a value of "Undecided" for the major field. Is "Undecided" a way to represent the null value? Should it be used as a default value? Justify your answer carefully.
What advantage is there in storing metadata in tables? Is Microsoft Access a DBMS? Why or why not? List the several consequences of a poorly designed database.
Explain in detail with supporting illustrations the six stages of the problem solving process and explain when the choice for using electronic spreadsheets is the preferred tool of choice.
Create a Microsoft Access database. Create the tables, fi elds, data types, and primary key(s) for the database. Create the relationship(s) needed between the tables.
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