When you create a backup control file， where is the resulting file written to？（）  

A、 The database user dump destination directory

B、 The database diagnostic destination directory

C、 To $ORACLE_HOME/rdbms

D、 To $ORACLE_HOME/admin

E、 To the directory and filename you specify in the command

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• What methods of point-in-time recovery are available？（）

  A

   Change-based

  B

   Cancel-based

  C

   Time-based

  D

   Sequence number-based

  E

   Transaction number-based

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• In which situations will the ASM metadata backup help you recover the ASM disk in a disk group？（）

  A

   when one or more file directory paths are accidentally deleted from an ASM disk group

  B

   when one of the disks in a disk group is accidentaly unplugged

  C

   when the data file on an ASM disk group gets corrupted

  D

   when one or more disks in an ASM disk group are lost

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• Which two statements are correct about database transportation？（） 

  A

   The source and target platforms must be the same

  B

   Redo logs，control files and temp files are also transported

  C

   The transported database must have the same database identifier （DBID） as the source database and cannot be changed

  D

   The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported

  E

   Recovery Manager （RMAN） is used to convert the necessary data files of the database if the target platform is different and has different endian format

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• Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?（）

  A、SQL Repair Advisor

  B、SQL Optimizer

  C、SQL Access Advisor

  D、SQL Tuning Advisor

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• How can you reverse the effects of an ALTER DISKGROUP ... DROP DISK command if it has alreadycompleted?（）

  A、Issue the ALTER DISKGROUP ... ADD DISK command.

  B、Issue the ALTER DISKGROUP ... UNDROP DISKS command.

  C、Issue the ALTER DISKGROUP ... DROP DISK CANCEL command.

  D、Retrieve the disk from the Recycle Bin after the operation completes

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