You work as a database administrator for Supportcenter.cn. The database is open. A media failure has occurred, resulting in loss of all the control files in your database. Which statement regarding the database instance is true in this scenario?()
第1题:
Due to media failure you lost one of the data files belonging to the USERS tablespace, and the tablespace is not available to use. Which statement regarding the status of the database is true?()
第2题:
You work as a database administrator for Supportcenter.cn. Your database is opened inNOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this?()
第3题:
You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state?()
第4题:
You work as a database administrator for Certkiller .com. According to your backup strategy, you performed an incremental level 0 backup of your database. Which statement regarding this backup is true?()
第5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?()
第6题:
You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN; What two actions are performed as a result of this command?()
第7题:
You work as a database administrator for Supportcenter.cn. In your production database, the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database, you want to accomplish this task with no impact on the user’s connections. Which activity must you have completed before accomplishing this task?()
第8题:
Shut down the instance, copy the control file to the third location and open the database.
Abort the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.
Copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile, restart the instance and open the database.
Shut down the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.
Shut down the instance, startup in the mount state, copy the control file to the third location, modify the CONTROL_FILES parameter ininit.oraand open the database.
第9题:
The instance would hang.
The instance needs to be shut down.
The instance would be in the open state.
The instance would abort in such cases.
The instance would be in the open and invalid state.
The instance would in the open state, but all the background processes will be restarted.
第10题:
The database remains open.
The database gets dismounted.
The database becomes read only.
The database instance gets aborted.
The database gets shut down automatically.
The status of the database depends on the status of the USERS tablespace.
第11题:
The instance aborts.
The database cannot be recovered.
The database can be recovered by restoring the control files from the backup.
The database remains opened and you have to shut it down with the ABORT option.
The database can be restored till the point of the last closed whole database backup.
第12题:
All control files are opened
All redo files are opened
The password file is opened
The parameter file is opened
All online data files are opened
第13题:
You have an Automatic Storage Management (ASM) instance managing the database files of your production database. The database contains ASM files and non-ASM files. Using Recovery Manager (RMAN), you migrate the complete production database to use the ASM instance. Which statement is true? ()
第14题:
You work as a database administrator for Supportcenter.cn. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task?()
第15题:
You work as a database administrator for Certkiller .com. The database is open. A media failure has occurred, resulting in loss of all the control files in your database. Which statement regarding the database instance is true in this scenario?()
第16题:
You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this?()
第17题:
You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups, and there have been five log switches. You lost one non-system-critical data file from your database. Which method would you use to recover the data file?()
第18题:
You work as a database administrator for Certkiller .com. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task?()
第19题:
Shut down the instance, copy the control file to the third location and open the database.
Abort the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.
Copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile, restart the instance and open the database.
Shut down the instance, copy the control file to the third location, modify the CONTROL_FILES parameter in theinit.orafile and open the database.
Shut down the instance, startup in the mount state, copy the control file to the third location, modify the CONTROL_FILES parameter ininit.oraand open the database.
第20题:
PMON coordinates media recovery.
SMON coordinates instance recovery.
PMON coordinates instance recovery.
Undo Advisor would roll back all uncommitted transactions.
SQL*PLUS reports an error with the message asking you to perform instance recovery.
第21题:
The instance would hang.
The instance needs to be shut down.
The instance would be in the open state.
The instance would abort in such cases.
The instance would be in the open and invalid state.
The instance would in the open state, but all the background processes will be restarted.
第22题:
renaming the control files
dropping a user in your database
enabling or disabling redo log archiving
dropping a tablespace in your database
re-creating the control files, after you lost all the control files in your database
第23题:
The backup is similar to image copy.
The backup contains all used data blocks.
The backup contains only unused data blocks.
The backup contains all data blocks changed since the last incremental level 1 backup.