Deni Ace

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 ...

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 (*) ...