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单选题
In which situation are you NOT required to perform an incomplete recovery？（）
A
when all the control files are lost
B
when all the members of a redo log group are lost
C
when a table is dropped and purged from the Recycle Bin
D
when a temporary file of the default temporary tablespace is lost
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单选题In which scenario will you perform a user-managed incomplete recovery？（）A
when a table is dropped and stored in the Recycle BinB
when a table is dropped and purged from the Recycle BinC
when you are required to recover an existing table to its previous stateD
when you are required to view all the versions of a row of an existing table between a specific time period
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单选题In which scenario will you perform an incomplete recovery？（）A
when a table is dropped and stored in the Recycle BinB
when all the control files are deletedC
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when you are required to recover a table to its previous state
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多选题Which of the following restrictions are not true with respect to tablespace point-in-time recovery？（）AThe target database must be in NOARCHIVELOG mode.BNo backup is required of the database before you perform a TSPITR.CYou must have all archived redo logs generated since the last backup up to the point to which you want to restore the transport set.DIf you rename a tablespace， you can not perform a TSPITR to any point in time before that rename operation occurred.EIf you have tables in tablespace_1 that have associated constraints in tablespace_2，then you must transport both tablespaces.
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单选题You are required to flashback your database. You want to find the amount of flashback data generated since the database was opened. Which task will you perform to obtain the required information？（）A
Query the V$FLASHBACK_DATABASE_LOG view.B
Query the V$FLASHBACK_DATABASE_STAT view.C
Check the value of the DB_FLASHBACK_RETENTION_TARGET initialization parameter.D
Query the V$RECOVERY_FILE_DEST view.
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