![]() ![]() Attributes: Name, Birthdate, Occupation, Start Dateħ. Attributes: Owner Occupation, Owner Salary, SpeedĮntity: Mother. Attributes: Number of Bedrooms, Owner, Address, Date Built (*)Įntity: Car. Attributes: Name, Birthdate, Owner (*)Įntity: Home. Which of the following entities most likely contains valid attributes? (Choose two)Įntity: Pet. Attributes can be either mandatory or optional. Documenting Business Requirements helps developers control the scope of the system and prevents users from claiming that the new system does not meet their business requirements. Data modeling is performed for the following reasons: (Choose Two)Ĥ. The ERD becomes a blueprint for designing the actual system. We draw an ERD solely to please the users once completed, the ERD is never referred to again as it serves no purpose in the real world. We do not need datamodels we can just start coding right away. Data modeling is performed for the following reasons: (Choose Two) Data models show users the data that their Physical Model will contain. Section 2 Quiz (Answer all questions in this section)ġ. ![]()
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