This assignment will give you the opportunity to demonstrate your knowledge of systems analysis, the meaning and purpose of attributes included in a data model. Complete the following assignment:

• Use a fully formed paragraph to explain a complete but brief answer: What is the purpose of developing an identifier for an entity? 
• What type of high-level business rule can be stated by an ERD? Give two examples. 
• Define what is meant by an “attribute” in a data model. 
• How should an attribute be named? 
• What information about an attribute should be stored in “CASE” repository? 
• What is meant by a concatenated identifier? 
• What are metadata? 
• Why are they important to system developers? 
• Explain the distinction between identifying and non-identifying relationships.
• Your assignment should be at least 2 full pages.

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