What is a derived attribute? Give an example.
Answer to relevant QuestionsDiscuss two ways in which the 1:M relationship between COURSE and CLASS can be implemented. Write the business rules reflected in this ERD.Use the following business rules to create a Crow’s Foot ERD. Write all appropriate connectivities and cardinalities in the ERD.a. A department employs many employees, but each employee is employed by one department.b. ...The administrators of Tiny College are so pleased with your design and implementation of their student registration/tracking system that they want you to expand the design to include the database for their motor vehicle ...What is a surrogate primary key, and when would you use one?
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