An entity in A is associated with at most one entity in B, and an entity in B is associated with at most one entity in A. This is calledSelect one:a.Many-to-oneb.One-to-manyc.Many-to-manyd.One-to-one
Question
An entity in A is associated with at most one entity in B, and an entity in B is associated with at most one entity in A. This is calledSelect one:a.Many-to-oneb.One-to-manyc.Many-to-manyd.One-to-one
Solution
The correct answer is d. One-to-one. This is because each entity in A is linked to only one entity in B and vice versa.
Similar Questions
In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity.parentchildinstancesubtype
Entities can be associated with one another in which of the following?
In which of the following is a single-entity instance of one type of related to a single-entity instance of another type?One-to-One RelationshipOne-to-Many RelationshipMany-to-Many RelationshipComposite Relationship
Entities can be associated with one another in which of the following?EntitiesAttributesIdentifiersRelationships
When there is only ONE entity set participating in a relation, the relationship is called as
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.