The data file belonging to theSYSTEMtablespaceis corrupted and no backup of the file is available. How do you recover the data file?()

A . The data file cannot be recovered. B . The date file can be restored from theSYSTEMauto backup. C . Take thetablespaceoffline,drop,kand re-create it. D . Recovery Manager (RMAN) is used to recover the data file. E . The ALTER DATABSE CREATE DATAFILE..commandis used to recover the data file.

时间:2022-11-03 20:55:07 所属题库:1Z0-042题库

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