Question
One Relationship can be mandatory in one direction and optional in the other direction. True or False? Mark for Review (1) Points True False 2.
One Relationship can be mandatory in one direction and optional in the other direction. True or False? Mark for Review (1) Points True False 2. What are the three properties that every relationship should have? Mark for Review (1) Points Transferability, degree, name A UID bar, a diamond, an arc Name, optionality, cardinality Name, optionality, arcs 3. Which of the following are used to show Cardinality on an ERD? (Choose two) Mark for Review (1) Points (Choose all correct answers) Crow's foot. Single toe. Dashed line. Solid line. 4. In a business that sells pet food, choose the best relationship name between FOOD TYPE and ANIMAL (e.g. dog, horse, or cat). (Choose Two) Mark for Review (1) Points (Choose all correct answers) Each FOOD TYPE may be manufactured by one or more ANIMALs. Each FOOD TYPE may be given to one or more ANIMALs. Each ANIMAL must be the seller of one or more FOOD TYPES. Each FOOD TYPE must be suitable for one or more ANIMALs. 5. Relationships can be either mandatory or optional. True or False? Mark for Review (1) Points True False Page 1 of 3 Next Summary Finish Test
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