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Use the contents of Figure 1 to work Problems 1-3.
1. Write the business rule(s) that govern the relationship between AGENT and CUSTOMER.2. Given the business rule(s) you wrote in Problem 1, create the basic Crow's Foot ERD.3. Using the ERD you drew in Problem 2, create the equivalent object representation and UML class diagram.
Using Figure 2 as your guide, work Problems 4-5. The DealCo relational diagram shows the initial entities and attributes for the DealCo stores, located in two regions of the country.
4. Identify each relationship type and write all of the business rules.
5. Create the bask Crow's Foot ERD for DealCo.
6. Identify each relationship type and write all of the business rules.
Design an updateable database for storing customer and sales data. Explain how to deal with the problems of missing data.
Write the functional dependencies in the following table that concerns invoicing (an application Premiere Products in considering adding to its database), subject to the specified conditions.
Create a data warehouse for electronics store chain. The chain has 20 stores in 5 cities. Each store has different sections including computers, DVDs, TVs, audio, home appliances etc.
Prepare a report - The report should be related to Business communications.
Create an arff file with the following data types, flags, unit_id, names must be nominal and timestamps (ts) must be date
Write the following procedures: woman_wants_to_enter, man_wants_to_enter, woman_leaves, man_leaves, using counters and sychronisation techniques to ensure that the correct behaviour will occur.
Sketch an E-R diagram which reflects the above reuirements. Write a set of relational schemas and identify primary and foreign keys. Try not to include redundant schemas.
What are the main activities that the business undertakes and where in the business are the crucial decisions made?
Express given five loosely described problems carefully in { Instance, Question } form as utilized in "Computers and Intractability". Determine that a list of n numbers has no duplicates.
Convert the table to 3NF. Represent your answer in DBDL. (i.e. Give table name and fields. Underline the primary key. Draw an entity-relationship diagram showing all relationships.)
Assume you manage business activity which needs a new IS with a database. The development team is divided on which DBMS you must use. One faction wishes to use oracle,a second wants to use MtSQL, and a third wants to use SQL server.
Prepare a memorandum examining use of databases in organization. Write database applications are used: Microsoft Access, DB2, Oracle, etc.
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