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Exam (elaborations)

ERD Entity Relationship Diagrams Exam Questions and Answers
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September 2025

2025/2026

A+
ERD Entity Relationship Diagrams Exam Questions and Answers
Bensuda
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Exam (elaborations)

ERD Exam Review Questions and Answers
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4

September 2025

2025/2026

A+
ERD Exam Review Questions and Answers Completeness constraint - ANSWERS -Addresses the question of whether an instance of a supertype must also be a member of at least one subtype Generalization - ANSWERS -The process of defining a more general entity type from a set of more specialized entity types Planning, Analysis, Design, Implementation - ANSWERS -List the Systems Development Life Cycle Conceptual Data Model - ANSWERS -Describes the business in terms of "things" it deals...
Bensuda
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Exam (elaborations)

ERD Exam Questions and Answers
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4

September 2025

2025/2026

A+
ERD Exam Questions and Answers What heuristic does Dr. H recommend for defining DKNF entities? - ANSWERS -One theme per entity Please draw an ERD of your choice (except not an example used in class). Include at least three entities with key and non-key attributes and all appropriate relationships with their cardinalities. - ANSWERS - Please define "ERD," including its purpose and the names of the older data models it replaces. - ANSWERS --ERD: Entity Relationship Diagram -Purpo...
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