DBI202Xuất hiện trong 1 đề thi
In a binary relationship with cardinality $(1, N)$, what does it signify?
Các lựa chọn
AOne entity can be related to multiple instances of another entity, but not vice versa
BMultiple instances of one entity can relate to multiple instances of another entity
COne entity can relate to only one instance of another entity
DEach instance of one entity must relate to a unique instance of another entity