多选题Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
多选题
Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)
A
Database must be running in archivelog mode.
B
Automatic undo management must be enabled.
C
Undo retention guarantee must be enabled.
D
The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
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Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)A、Database must be running in archivelog mode.B、Automatic undo management must be enabled.C、Undo retention guarantee must be enabled.D、The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
Which two are prerequisites for performing a flashback transaction?（）A、Flashback Database must be enabled.B、Undo retention guarantee for the database must be configured.C、EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.D、Supplemental logging must be enabled.E、Recycle bin must be enabled for the database.F、Block change tracking must be enabled tor the database.
Which two are the prerequisites to enable Flashback Data Archive？（）A、 Database must be running in archivelog mode.B、 Automatic undo management must be enabled.C、 Undo retention guarantee must be enabled.D、 The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
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