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？（）A、V$INSTANCEB、V$CONTROLFILEC、DBA_CONTROL_FILESD、V$DATABASE_PROPERTIESE、V$CONTROLFILE_RECORD_SECTION
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？（）
- A、V$INSTANCE
- B、V$CONTROLFILE
- C、DBA_CONTROL_FILES
- D、V$DATABASE_PROPERTIES
- E、V$CONTROLFILE_RECORD_SECTION
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单选题You installed Oracle Database 11g and are performing a manual upgrade of the Oracle9i database. As a part of the upgrade process，you execute the following script： SQL@utlu111i.sql Which statement about the execution of this script is true？（）A It must be executed from the Oracle Database 11g environment.B It must be executed only after the SYSAUX tablespace has been created.C It must be executed from the environment of the database that is being upgraded.D It must be executed only after AUTOEXTEND is set to ON for all existing tablespaces.E It must be executed from both the Oracle Database 11g and Oracle Database 9i environments.