Oracle
1Z0-805 · Question #61
Given: What two changes should you make to apply the DAO pattern to this class?
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Advanced Class Design
Question
Given:
What two changes should you make to apply the DAO pattern to this class?
Exhibits
Options
- AMake the customer class abstract.
- BMake the customer class an interface.
- CMove the add, delete, find, and update methods into their own implementation class.
- DCreate an interface that defines the signatures of the add, delete, find and update command.
- EMake the add, delete, find, and update methods private for encapsulation.
- FMake the getName and getId methods private fir encapsulation.
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Topics
#DAO pattern#interface design#separation of concerns#class design