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Modeling Data in the Organization
Which of the following conditions should exist if you want to convert a relationship to an associative entity?
Some of the relationships for the participating entities are "many".
The resulting associative entity has an independent meaning.
The resulting associative entity has no attributes.
All of the above
Correct Answer:
The resulting associative entity has an independent meaning.
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Modeling Data in the Organization
A relationship is which of the following?
Output reports should be included as part of an ERD.
A relationship is an association representing the interaction between attributes.
A binary relationship is a relationship between two or more entities.
Multiple and binary relationships are the same thing.
Cardinality specifies the number of instances of one entity that can be associated with each instance of another entity.
No two attributes of the same entity type should have the same name.
A derived attribute is an attribute whose values can be calculated from a related relationship.
A strong entity is an entity whose existence depends on some other entity type.
A fact is a word or phrase that has a specific meaning for the business.
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