Examinethisstatement：RMAN＞BACKUPFORMAT’/BACKUP/df_%d_%s_%p.bus1DATABASEfilesperset=2；WhatstatemustthetargetdatabasebeinforyoutousethisRMANcommand？（）

A．Thetargetdatabasemustbeopen. B．Thetargetdatabasemustbeclosed. C．Thetargetdatabasemustbemounted. D．Thetargetdatabasemustbemountedoropen.

时间：2024-01-16 12:21:15

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