A.Data Pump B.Oracle Net Manager C.Oracle Enterprise Manager D.Oracle Universal Installer (OUI) E.Database Configuration Assistant (DBCA)
A.the alert.log file B.the DBA_ALERTS view C.the Database Control Home page D.the Database Control performance page E.the Database Control Maintenance page
A.Set the UNDO_RETENTION parameter to 900 or more. B.Create an initial undo segment in the undo tablespace. C.Enable the retention guarantee for the undo tablespace. D.Set the UNDO_TABLESPACE parameter to UNDO_TBS1. E.Set the UNDO_MANAGEMENT initialization parameter to AUTO.