CIS 515 Discussion Questions

Preparing an Adequate Data Model

Please respond to the following in not more than 250 words:

• Propose a business scenario that may take advantage of a specialization hierarchy. Do not repeat an example from the textbook or one that has been posted by another student.

• Identify one superclass and at least 3 subclasses for this specialization hierarchy. What attributes would differ among the subclasses?

  Then, in separate posts, follow up to one or more of your fellow students in substantive posts of up to 200 words that further the discussion. For example, you may support or politely challenge a post with your own insights or experience, make a suggestion, or ask probing follow-up questions.

  Support your ideas with explanations and/or sources, as appropriate.

  Creating a Conceptual Model

• Summarize your experience creating the data model in Assignment 2.

• What was the most challenging aspect and how did you address it?

  Then, in separate posts, further the discussion by responding, in substantive posts, to one or more students who addressed a different challenge. What insights or resources might you suggest?

  Support your positions with explanations and/or sources, as appropriate