Question: For a Binary relationship set R between entity sets A and B, the ________ express the number of entities to which another entity can be associated.
Answer:
Cardinality Ratio are most useful in describing binary relationship sets, although they can contribute to the description of relationship sets that involve more than two entity sets
MCQ: For a Binary relationship set R between entity sets A and B, the ________ express the number of entities to which another entity can be associated.
Explanation:
Cardinality Ratio are most useful in describing binary relationship sets, although they can contribute to the description of relationship sets that involve more than two entity sets
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Related Questions
- 1. For a Binary relationship set R between entity sets A and B,the ________ express the number of entities to which another entity can be associated.
- 2. For a binary relationship set R between entity sets A and B, the Mapping Cardinality is ONE TO ONE if
- 3. For a binary relationship set R between entity sets A and B,the Mapping Cardinality is ONE TO MANY if
- 4. For a binary relationship set R between entity sets A and B,the Mapping Cardinality is MANY to ONE if
- 5. For a binary relationship set R between entity sets A and B, the Mapping Cardinality is MANY to MANY if
- 6. Which one of the following allows us to uniquely identify the entity in the entity set?
- 7. A_______is a set of one or more attributes that, taken collectively; allow us to identify uniquely an entity in the entity set.
- 8. A Super keys for which no proper subset is a super key. Such a minimal Super keys are called _______
- 9. We shall use the term ________ to denote a candidate key that is chosen by the database designer as the principal means of identifying entities within in an entity set.
- 10. The _______ should be chosen such that its attributes are never, or very rarely changed.
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