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Section 2 Quiz Database Design Oracle

Section 2 Quiz             (Answer all questions in this section) 1.         An Entity Relationship model is independent of the hardware or software used for implementation. True or False?  Mark for Review (1) Points             True (*)             False 2.         A well structured ERD will show only some parts of the finished data model. You should never try to model the entire system in one diagram, no matter how small the diagram might be. True or False?           Mark for Review (1) Points             True             False (*) 3.     ...

Section 9 Quiz Database Design Oracle

Section 9 Quiz             (Answer all questions in this section) 1.         When translating an arc relationship to a physical design, you must turn the arc relationships into foreign keys. What additional step must you take with the created foreign keys to ensure the exclusivity principle of arc relationships? (Assume that you are implementing an Exclusive Design) (Choose Two)     Mark for Review (1) Points                                     (Choose all correct answers)               Make all relationships mandatory             Make all relationships optional (*) ...

Final Exam Database Design Oracle

Section 6                 (Answer all questions in this section) 1.            An entity can only have one Primary UID. True or False?                Mark for Review (1) Points                 True (*)                 False 2.            If an entity has no attribute suitable to be a Primary UID, we can create an artificial one. True or False?  Mark for Review (1) Points                 True (*)                 False ...