The notation of a dotted line connecting entities in an ERD indicates a ________ relationship.

  • Mandatory
  • Many-to-Many
  • One-to-Many
  • One-to-One
A dotted line connecting entities in an ERD typically represents a one-to-many relationship. This means that one instance of an entity can be associated with multiple instances of another entity, but each instance of the second entity can be associated with only one instance of the first entity. 
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