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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. ...

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Section 6 Quiz Database Design Oracle

Section 6 Quiz (Answer all questions in this section) 1. Examine the following Entity and decide which rule of Normal Form is being violated: ENTITY: CLIENT ATTRIBUTES: # CLIENT ID FIRST NAME LAST NAME STREET CITY ZIP CODE Mark for Review (1) Points 1st Normal Form. 2nd Normal Form. 3rd Normal Form. None of the above, the entity is fully normalised. (*) 2. A transitive dependency exists when any attribute in an entity...

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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 (*) ...

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