You have been hired as a consultant for a small retail company that sells widgetsonline. The company is interested in learning how to use their data to improve theirbusiness. They have asked you to write a business case (search term business casetemplate) to explain the justification for implementing a database management systemto improve business intelligence within the company.Within your business case, begin by explaining business intelligence. Then explain data management and how a database management system can facilitate businessintelligence. You should also explain the benefits that the company will experience withthe system.Next, consider the design of the system. Begin by describing the data entities, attributesand keys. For instance, a data entity may be Customer. Attributes of customer mayinclude name and address. The key may be a uniquely assigned customer number. Youshould have at least five data entities in your database. Create an entity-relationshipdiagram showing the relationship between the entities (YouTube search term: entityrelationship diagram tutorial). Create a relational database model to describe the data(YouTube search term: relational database model). References should be included Case Study: Database Development
Due Week 8 and worth 90 points
Read the following articles available in the ACM Digital Library:
Dual Assessment of Data Quality in Customer Databases,Journal of Data and Information Quality (JDIQ), Volume 1 Issue 3, December 2009, Adir Even, G. Shankaranarayanan.
Process-centered review of object oriented software development methodologies, ACM Computing Surveys (CSUR), Volume 40 Issue 1, February 2008, Raman Ramsin, and Richard F. Paige.
o Click STUDENT SERVICES >> Learning ResourcesCenter>> Databases
o Scroll down to "Information Systems/Computing"
o The ACM Digital Library is located below the heading " Information Systems/Computing"
Write a two to three (2-3) page paper in which you:
1.Recommend at least three (3) specific tasks that could be performed to improve the quality of datasets, using the Software Development Life Cycle (SDLC) methodology. Include a thorough description of each activity per each phase.
2.Recommend the actions that should be performed in order to optimize record selections and to improve database performance from a quantitative data quality assessment.
3.Suggest three (3) maintenance plans and three (3) activities that could be performed in order to improve data quality.
4.From the software development methodologies described in the article titled, "Process-centered Review of Object Oriented
Software Development Methodologies," complete the following.
1.Evaluate which method would be efficient for planning proactive concurrency control methods and lock granularities. Assess how your selected method can be used to minimize the database security risks that may occur within a multiuser environment.
2.Analyze how the verify method can be used to plan out system effectively and ensure that the number of transactions do not produce record-level locking while the database is in operation.
Your assignment must follow these formatting requirements:
- Be typed, double spaced, using Times New Roman font (size 12), with one-inch margins on all sides; citations and references must follow APA or school-specific format. Check with your professor for any additional instructions.
- Include a cover page containing the title of the assignment, the student's name, the professor's name, the course title, and the date. The cover page and the reference page are not included in the required assignment page length.