It is possible to have a many-to-many binary relationship without intersection data.
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Q47: It is not necessary to have an
Q48: In a one-to-many unary relationship an occurrence
Q49: Draw an entity-relationship diagram that describes the
Q50: A ternary relationship involves three different entity
Q51: In a one-to-many unary relationship an occurrence
Q52: An associative entity is an alternate way
Q53: Draw an entity-relationship diagram that describes the
Q54: Intersection data is associated with one of
Q55: In a many-to-many unary relationship an occurrence
Q56: In a many-to-many unary relationship an occurrence
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