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Discussion: Normalization and Redundancy
o Suggest one of the problems that normalization seeks to solve within a database. Describe one example of your suggested problem and explain the overall benefit that normalization would provide. (Note: Your example can be hypothetical or use the university business function/operation.)
o Identify the key determinants that could affect the degree of normalization of a database. Justify your response. Next, identify the aspects of the database design that can be denormalized. Explain the key ways in which the business rules support the degree of normalization and the elements that can be denormalized.
Database Systems and Administration - (ECM38IS) Design an Entity Relationship Diagram (ERD) to model the above scenario. Identify the different entities of each entity.
Unit product cost of product R21V under the company's traditional costing system - unit product cost of product D00B under the activity-based costing system is closest
How many books are sold each month by the publisher? This is important because quantity discounts are available from the publisher.
Define data analytics in general and provide a brief overview of the evolution of utilizing data analytics in business. Analyze the main advantages and disadvantages of using data analytics within the industry or company that you have chosen
Write out the steps of the dialog between the user and the system for the use case Place new order for nursing home employees.
Draw an FDD that shows the Personal Trainer's main functions. Also draw a use case dia-gram that represents the interaction between a user and the proposed TIMS system.
Select one phase of the Database Life Cycle, and Explain the manner in which the chosen phase would change based on the size of the organization.
1. Extracting and interpreting data can be very valuable to an organization. Describe the importance of using sub queries in a database system. Provide at least two business case scenarios to support your response.
Summarize the difference between online transaction processing (OLTP) and online analytic processing (OLAP), and their relationship among business intelligence, data warehousing, and data mining.
Write the business rules that are reflected in the ERD shown in Figure. (Note that the ERD reflects some simplifying assumptions.
To lock any other vertex, the transaction must have visited all the parents of that vertex and must be having a lock on one of the parents of the vertex. Show that the protocol ensures serializability and deadlock freedom.
XML provides a method for data to be transferred between systems. Specify at least three components of an XML document.
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