DBI202Xuất hiện trong 1 đề thi
Today, the two important data models are:
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AThe relational data model (including object-relational extensions) and the semi-structured data model (including XML and related standards)
BThe semi-structured data model (including XML and related standards) and the network data model
CThe network data model and the flat file data model
DThe flat file data model and the semi-structured data model (including XML and related standards)