Level 0 DFD: Registration Course Offering Changes Available Available Maintain department Course Offering course request courses 2 List Available courses course offerings Maintain Students student Course enrollment Course Course enrollments Ofering Updates Student schedule Oferings Course enrollment D2 Student schedule Course Offerings Dept request Staff Course Fee Payment History information D3 Enrollments Student Enrollment Report Request 3 Course Enrollment DI Fees Student information Enrollment Enrollment Report Reports

Q: True or false, and briefly explain your answer to each of the following questions. When the window…

A: It is a selective repetition technique used in the data connection layer of the OSI model to ensure…

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Q: What connection exists between dependence and task data?

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A: ENTITY RELATIONAL (ER) MODEL which refers to the  high-level conceptual data model diagram. ER…

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Q: What connection exists between dependence and task data?

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Enhanced ER Model

The enhanced ER model is an abbreviation for Enhanced Entity-Relationship (EER) model. As you know, the entity-relationship (ER) model is a pictorial illustration of the relationship between various entities of a domain. In the case of a large amount of data with multiple interrelated entities, the ER diagrams become complex and tough to interpret. For such cases, the need for enhancement in the ER model was observed, and thus, the EER model was designed.