单选题For which database operation would you need the database to be in the MOUNT state()Arenaming the control filesBre-creating the control filesCdropping a user in your databaseDdropping a tablespace in your databaseEconfiguring the database instance to operate in the ARCHIVELOG or NOARCHIVELOG modes

单选题
For which database operation would you need the database to be in the MOUNT state()
A

renaming the control files

B

re-creating the control files

C

dropping a user in your database

D

dropping a tablespace in your database

E

configuring the database instance to operate in the ARCHIVELOG or NOARCHIVELOG modes


参考解析

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单选题You work as a database administrator for Supportcenter.cn. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure. How would you proceed to recover the database?()AStart the instance and open the database, instance recovery automatically recoverscontrol filesBCreate a file based on the contents of the trace file and save it to the control file locations and start the databaseCRe-create the database (The recovery of the control file is not possible because you have lost all the control files.)DStart the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file.EStart the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

单选题You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database, you performed a backup of the control file to trace. After this, you lost only the control files and the instance aborted due to a hardware failure.  How would you proceed to recover the database?()AStart the instance and open the database, instance recovery automatically recovers control files BCreate a file based on the contents of the trace file and save it to the control file locations and start the database CRe-create the database (The recovery of the control file is not possible because you have lost all the control files.) DStart the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. EStart the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

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单选题You are maintaining your database in Oracle10g. You find that the INDEXES index tablespace should be recovered. How will you recover the index tablespace?()A by using the Flashback Database featureB by using RMAN incomplete recoveryC by performing a user-managed incomplete recoveryD by dropping and re-creating the index tablespace

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