The following are the discussion items for this Unit IV DB:
- Data abstraction, inheritance, and composition are Java concepts.
- Choose one and explain it in your own words.
- Discuss why you think the concept is useful for a programmer.
- Develop your own unique example to demonstrate how you would use the concept.
- Include code that clearly illustrates the selected concept.
Please make sure that you address the requirements---Discussion, Unique Example and Code.