The Hudson Engineering Group(HEG)has contacted you to create a conceptual model whose application will meet the expected database requirements for the company's database program.The HEG adminitrator gives you the following discription of the training group's operating environment.The HEG has 12 instructors and can handle upto 30 trainees per class.HEG offers 5 Advanced Tecnology courses,each of which may generate several classes.If a class has fewer than 10 trainees,it will be canceled.Therefore ,it is possible for a course not to generate any classes.Each class is taught by one instructor.Each instructor may teach upto 2 classes or may be assigned to do research only.Each trainee may take to 2 classes per year.Given that information do the following:a.Define all of the entities and relationships.b.Describe the relationship between instructor and class in terms of connectivity,cardinality,and existence dependence.
The Hudson Engineering Group(HEG)has contacted you to create a conceptual model whose application will meet the expected
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