SWR302Xuất hiện trong 1 đề thi
Which of the following statements is incorrect about ERD?
Các lựa chọn
AIndividual instances of an entity will have the same as attribute values
BThe cardinality, or multiplicity, of each relationship is shown with a number or letter on the lines that connect entities and relationships
CEach entity is described by one or more attributes
DThe diamonds in the ERD represent relationships, which identify the logical linkages between pairs of entities