. Which of the following is NOT a basic element of all versions of the E-R model? Options: A . &nbspEntities B . &nbspAttributes C . &nbspRelationships D . &nbspPrimary keys

. Which of the following is NOT a basic element of all versions of the E-R

Question

. Which of the following is NOT a basic element of all versions of the E-R model?

Options:

A . Entities

B . Attributes

C . Relationships

D . Primary keys

Answer: Option D

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Question 1. . In which of the following is a single-entity instance of one type of related to a single-entity instance of anoth....type of related to a single-entity instance of another type?

Question 2. . In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ en....many side of the relationship is called a(n) ________ entity.

Question 3. . Which type of entity represents a logical generalization whose actual occurrence is represented by a second, asso....whose actual occurrence is represented by a second, associated entity?

Question 4. . Which type of entity has its relationship to another entity determined by an attribute in that other entity calle....by an attribute in that other entity called a discriminator?

Question 5. . Which of the following is NOT a basic element of all versions of the E-R model?....

Question 6. . Which type of entity represents a logical generalization whose actual occurrence is represented by a second, asso....whose actual occurrence is represented by a second, associated entity?

Question 7. . Entities can be associated with one another in which of the following?....

Question 8. . Which type of entity has its relationship to another entity determined by an attribute in that other entity calle....by an attribute in that other entity called a discriminator?

Question 9. . In which of the following is a single-entity instance of one type of related to a single-entity instance of anoth....type of related to a single-entity instance of another type?

Question 10. . In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ en....many side of the relationship is called a(n) ________ entity.

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