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Engineering · Computer Science
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Database help ASAP
. ER Question (Total15 marks.) Mr. White is the manager of a company that specializes in IT training. He is interested in creating a database for the company so that he can retrieve information about instructors courses, training sessions, and trainees. The company has 30 instructors and can handle up to 100 trainees per training session. The Company offers ten courses, each of which is taught by two or more instructors. But not every instructor is assigned to teach courses. Each trainee attends maximum 10 training sessions. Each training session is for only one course. (I) Identify the main entity types for the company. (5) (2) identify the main relationship types and specify the multiplicity for each relationship. (5) (3) Using your answers for (1) and (2), draw a single ER diagram by UML to represent the data requirements for the company.(5)
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