单选题What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（）AThe filename format. BInformation stored inside a data dictionary table. CInformation stored in the ALERT.LOG file for the corresponding instance. DInformation stored inside the corresponding initialization parameter file for the instance.
单选题
What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（）
A
The filename format.
B
Information stored inside a data dictionary table.
C
Information stored in the ALERT.LOG file for the corresponding instance.
D
Information stored inside the corresponding initialization parameter file for the instance.
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