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cd627 cd627
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6 years ago
____ means that an entity has a minimum cardinality of zero.
 a. The entity has a mandatory role in the relationship.
 b. The entity is not required in the relationship.
 c. The entity should not be in the relationship as an attribute.
  d. The entity must be listed with all zeroes in the data fields.
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garyrangel12garyrangel12
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6 years ago
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cd627 Author
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#2
6 years ago
Makes tons more sense now
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