In an ERD, the notation (0,1) represents a _______ cardinality.
- One to many
- One to one
- Zero to many
- Zero to one
In an ERD, the notation (0,1) represents a zero to one cardinality. This means that an entity in one table may or may not be associated with an entity in another table, but if there is an association, it will be at most one.
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