When an entity class has a relationship with itself,it is called a(n)________ relationship.
Correct Answer:
Verified
Q5: The E-R Model assumes that all instances
Q6: The subtype symbol is a circle with
Q7: Maximum cardinality indicates whether or not an
Q8: Recursive relationships occur when an entity has
Q9: Which of the following is true about
Q11: There is usually only one instance of
Q12: Unified Modeling Language (UML)has quickly replaced the
Q13: In the Entity-Relationship data model,all instances of
Q14: The number of entity classes involved in
Q15: One or more entities can be associated
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