need help with 2 discussion questions for cis111

“Business Rules in Data Modeling” Please respond to the following:

  • Per the text, when databases are developed, they are modeled around business rules, so they accurately support a business function or operation.
    • Based on your experiences, identify one (1) example of a business function / operation. Explain the business function / operation in the context of business data models.
    • Identify the business rules associated with your selected business function / operation. Explain the manner in which such business rules would impact the design of a database.
    • Explain at least one (1) way in which the business function or operation would be affected if these business rules were not adhered to in the development of the database.

“Relational Database Model” Please respond to the following:

  • In the Week 1 discussion, you identified one (1) example of a business function or operation and the business rules associated with that business function / operation. You will build upon that discussion as you describe the main entities or objects of that business function / operation in question, as well as the manner in which they relate to one another.
    • Describe the main entities or objects of the business function / operation. Specify the attribute that would be the primary key for each entity, and provide a rationale for why you selected such an attribute.
    • Determine whether the relationships between each of the chosen entities are one-to-one, one-to-many, or many-to-many relationships. Justify your response.
    • Explain the key manner in which the business function / operation and the business rules associated with that business function / operation support the relationships mentioned above. Also, explain the fundamental ways in which the relationships could change, based on the interpretation of the given business rules.

 

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