You executed the following command to start the database：  SQL> STARTUP  ORACLE instance started.  Total System Global Area 281018368 bytes  Fixed Size 789000 bytes  Variable Size 229635576 bytes  Database Buffers 50331648 bytes  Redo Buffers 262144 bytes ORA-00205： error in identifying controlfile， check alert log for more info  Which view would you query at this stage to investigate this missing control file？（）

You executed the following command in Recovery Manager （RMAN）：  RMAN> RESTORE CONTROLFILE；  Which operation must you perform before this command is executed？（）

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You executed the following commands to find the location of the alert log file： Where is the alert log file stored（）

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You executed the following command in Recovery Manager （RMAN）：  RMAN> RESTORE CONTROLFILE；  Which operation must you perform before this command is executed？（） 

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You execute this command in MOUNT mode： ALTER DATABASE ARCHIVELOG；  Where is the information that the database is now in ARCHIVELOG mode stored？（）

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When executing a SQL workload，you choose to generate execution plans only， without collecting execution statistics.  Which two statements describe the implications of this？（）

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Before a Flashback Table operation，you execute the following command：   ALTER TABLE employees ENABLE ROW MOVEMENT；   Why would you need this to be executed？（）  

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You execute the following command to start an Automatic Storage Management （ASM） instance：   SQL>STARTUP；   In which of the following modes will the ASM instance start？（）

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You executed the following code：   BACKUP VALIDATE DATABASE；   BLOCKRECOVER CORRUPTION LIST；  What will be the result of executing the above code？（）  

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You executed the following query in your database：  FROM V$FLASHBACK_DATABASE_LOG;  What would you determine from the output？（）

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You discover that your Recycle Bin contains two tables with the same name， MY_TABLE. You also have a table named MY_TABLE in your schema. You execute the following statement：   FLASHBACK TABLE my_table TO BEFORE DROP RENAME TO my_table2；   What will be the result of executing this statement？（）

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