Creating a note to be imprinted on every cost that reminds the customer to pay within ten times. Making the relationship between CUSTOMER and PAYMENT fully required and 1:1 on both sides. Creating additional programming code to identify and report accounts overdue. Making the payment feature required. Creating additional programming code to confirm no goods are delivered until the account has been settled completely.
Making the payment attribute null. We have to trust our customers, and we realize they will pay some day. Making the payment attribute optional. 3. How in the event you handle constraints that cannot be modeled on an ER diagram? 4. Which of the next is an exemplary case of a structural business rule?
All employees must participate in at least one section. All products will have a selling price significantly less than 30 % greater than wholesale no. All overdue payments will have an extra 10 %10 % late fee. Buildings to be purchased by the business must be current with earthquake building code. 5. Can all constraints be modeled on an ER diagram?
6. Exactly why is it important to identify and record business rules? It allows you to make a complete data model and check it for precision then. It allows you to improve the client’s business. It means that the info model will automate all manual processes. 7. How would you model a business rule that states that girls and boys may not attend classes together?
8. A subtype can have a relationship not distributed by the supertype. 9. A subtype is drawn with an ERD as an entity inside the “softbox” of the supertype. 10. A subtype is shown with an ERD as an entity with a one to many romantic relationship to the supertype. 11. Which of the next is true about subtypes?
One instance of the supertype may belong to two subtypes. Subtypes ought never to be exhaustive. Subtypes must be exclusive mutually. Subtypes should not be mutually exclusive. 12. All cases of a subtype must be an example of the supertype. 13. A supertype can only just have two subtypes and no more.
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14. You can only create relationships to a Supertype, not to a Subtype. 15. A Supertype can have only one subtype. 1. How can you model a business rule that states that on a student’s birthday, he does not have to attend his classes? You can model this. It allows you to make a complete data model and then check it for accuracy. It allows you to improve the client’s business. It ensures that the info model will automate all manual processes. 3.A fresh system could have a mixture of both Procedural and Structural Business Rules within the documentation of this new system. Creating additional development code to recognize and survey accounts overdue.
Making the partnership between CUSTOMER and PAYMENT completely required and 1:1 on both edges. Making the payment feature mandatory. Creating a note to be printed on every cost that reminds the customer to pay within ten times. 5. How in the event you handle constraints that can’t be modeled with an ER diagram?
6. Why is it important to identify and record structural rules? Ensures we know what data to store and how that data work jointly. Ensures nothing. A couple of no advantages to be gained from documenting your Structural Business Rules. We need to focus on the Procedural Business Rules only. Ensures we know what processes are set up and how to program them. Every one of the Above. 7. How do you model a business rule that state governments that kids may not go to classes jointly?
8. A supertype can only just have two subtypes and no more. 9. All instances of the supertype must be an instance of one of the subtypes. 10. A subtype is shown with an ERD as an entity with a one to many relationship to the supertype. 11. Which of the following is true about subtypes? Subtypes should not be exhaustive. Subtypes should not be mutually exclusive. Subtypes must be mutually exclusive.