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Question: 1. Write the relational algebra formula to apply an INTERSECT relational operator to the tables shown in Figure.
2. Create the table that results from applying an INTERSECT relational operator to the tables shown in Figure.
3. Using the tables in Figure, create the table that results from MACHINE DIFFERENCE BOOTH.
What kind of database programs do we have available today? What type of platform does each of them run on? What are the criteria you need to consider in selecting a database program?
Describe the major difference between a two-tier and a three-tier application model. Describe what a user interface is and the role a procedural language plays in user interfaces.
Evaluate the suitability of information systems for different functional areas of the organization - Investigate current trends in using information systems
What are the steps you are going to take to complete the development process? Include a detail requirement (5 pages max) with suggest design and ER diagram.
Discuss iterative design as it relates to databases overall. Determine whether one must design a database iteratively or design the entire database all at once. Provide a rationale for your answer
Discuss the role of encryption in ensuring confidentiality; use a popular encryption to make your point if needed.
In the following project, you will revise a table that is to be used as a data source in a mail merge. As the business manager for Sports Medicine Clinic, you will send letters of welcome to three newly hired physical therapists
Consider the EER diagram for a car dealer in the figure below. Map the EER schema into a set of relations.
Implement a database of courses and students for a school.
Conduct a search online for tutorials about normalization. Choose three tutorials that you think best teach you about normalization. Share your findings with the class, include the links to those sites, and explain why you chose the three tutorial..
Create an entity-relationship diagram and design accompanying table layout using sound relational modeling practices and concepts.
Lab: Modifying a Database Design in Visio. Recognize the historical development of database management systems and logical data models.
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