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A packaged data model can either be ________ or ________.
Q1: In the figure below,which attribute is multivalued?<br><img
Q9: Some DBMS can handle graphic data types,as
Q12: A functional dependency between two or more
Q12: A subtype is a generic entity that
Q82: How is a strong entity different from
Q83: All of the following are common denormalization
Q98: Data names should always relate to business
Q105: A business rule:<br>A) defines or constrains some
Q143: When a traditional file-processing system is developed,there
Q165: Organizations that utilize the file processing approach