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You are performing a block media recovery on the tools01.dbf data file in the SALES database by using RMAN. Which two statements are correct in this scenario？（）
- A、You must ensure that the SALES database is mounted or open.
- B、You must restore a backup control file to perform a block media recovery.
- C、You must take the tools01.dbf data file offline before you start a block media recovery.
- D、You must put the database in NOARCHIVELOG mode to perform a block media recovery.
- E、You can perform only a complete media recovery of individual blocks； point-in-time recovery of individual data blocks is not supported.
参考答案
更多 “ You are performing a block media recovery on the tools01.dbf data file in the SALES database by using RMAN. Which two statements are correct in this scenario？（）A、You must ensure that the SALES database is mounted or open.B、You must restore a backup control file to perform a block media recovery.C、You must take the tools01.dbf data file offline before you start a block media recovery.D、You must put the database in NOARCHIVELOG mode to perform a block media recovery.E、You can perform only a complete media recovery of individual blocks； point-in-time recovery of individual data blocks is not supported.” 相关考题
考题
To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file?()
A. Multiple change tracking files can be created for a database.B. The change tracking file must be created after the first level 0 backup.C. RMAN does not support backup and recovery of the change tracking file.D. The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
考题
You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation?()
A. You must configure block change tracking fileB. You must have first level 1 backups for RMAN to restore blocksC. You must ensure that the SALES database is mounted or openD. You must have full or level 0 backups for RMAN to restore blocksE. You must take the tools01.dbf data file offline before you start a block media recovery
考题
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation? ()(Choose two.)
A. Backup compression should be enabledB. Parallelism for the channel should be set to 2C. All the files must be backed up as backup setsD. The backup may be stored either on disk or on media with media manager
考题
You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation? ()(Choose two)
A. You must configure block change tracking fileB. You must have first level 1 backups for RMAN to restore blocksC. You must ensure that the SALES database is mounted or openD. You must have full or level 0 backups for RMAN to restore blocksE. You must take the tools01.dbf data file offline before you start a block media recovery
考题
To accomplish user-managed backup for the USERS tablespace， you issued the following command to put the database in backup mode： SQL ALTER TABLESPACE users BEGIN BACKUP； While copying the file to the backup destination a power outage caused the instance to te minate abnormally. Which statement is true about the next database startup and the USERS tablespace？（） A、 The database will open，and the tablespace automatically comes out of the backup mode.B、 The database will be mounted，and recovery must be performed on the USERS tablespace.C、 The database will be mounted，and data files in the USERS tablespace must be taken out of the backup mode.D、 The database will not be mounted，and you must restore all the data files for the USERS tablespace from the backup，and perform recovery.
考题
While working on the database， you receive the following error： 01578： ORACLE data block corrupted （file# 6， block # 54） ORA-01110 ： data file 6： ’u01/oracle/oradata/data1.dbf’ You decide to recover the corrupted data block by using the Block Media Recovery feature. Which option is NOT a disadvantage of using block media recovery？（）A、 Block Media Recovery must be used with RMAN.B、 You must perform complete recovery of individual blocks.C、 You must have a full RMAN backup， not an incremental backup.D、 You must use the DBVERIFY utility before using the Block Media Recovery feature.
考题
In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the d ata file in a different location while restoring the file. Which option must you consider for this task?（）A、using only the RMAN SWITCH command to set the new location for the data fileB、placing the database in the MOUNT state for the restore and recovery operations.C、using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.D、configuring two channels: one for the restore operation and the other for the recovery operation
考题
To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file?（）A、Multiple change tracking files can be created for a database.B、The change tracking file must be created after the first level 0 backup.C、RMAN does not support backup and recovery of the change tracking file.D、The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
考题
You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? （）(Choose two)A、You must configure block change tracking fileB、You must have first level 1 backups for RMAN to restore blocksC、You must ensure that the SALES database is mounted or openD、You must have full or level 0 backups for RMAN to restore blocksE、You must take the tools01.dbf data file offline before you start a block media recovery
考题
You are maintaining the database in Oracle10g. You are performing an incomplete recovery by using RMAN because an important table， EMPLOYEE， is dropped and purged from the Recycle Bin. Which statement is NOT true regarding an incomplete recovery？（）A、 The target database must be in the MOUNT mode to ensure restoration of the datafiles.B、 You can restore the datafiles from the backup by using the RMAN utility only if the backups were taken using the RMAN utility.C、 The control file must be recreated.D、 The database must be opened with the RESETLOGS option.
考题
Your database is running in NOARCHIVELOG mode with two online redo log files. The SALES table contains sales information for the organization. The SALES table belongs to the SALESTB tablespace. On Monday， you insert 10 rows into the SALES table. The current log sequence number is 14. You change the tablespace status from READ WRITE to READ ONLY for the SALESTB tablespace. You shut down the database and take a backup of the SALESTB tablespace. On Tuesday， you start the database. You change the status for the SALESTB tablespace from READ ONLY to READ WRITE. You insert 10 more rows into the SALES table and shut down the database. The current log sequence number is 15. When you try to open the database on Wednesday morning， you discover that the SALESTB tablespace was lost because of a media failure. Which of the following options is true about recovering the SALES table？（）A、 The SALES table cannot be recovered because the database is running in NOARCHIVELOG mode.B、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup and performing a media recovery.C、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup without performing any media recovery.D、 The SALES table can be recovered by restoring the SALESTB tablespace from the backup， but the rows inserted on Tuesday need to be inserted again.
考题
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)A、Backup compression should be enabledB、Parallelism for the channel should be set to 2C、All the files must be backed up as backup setsD、The backup may be stored either on disk or on media with media manager
考题
In your database， all the tablespaces are locally managed. You started Recovery Manager （RMAN） using recovery catalog and restored the control file by using the following command： RMAN RESTORE CONTROLFILE; Which two operations do you need to perform after restoring the control file from backup？（）A、shut down and restart the instanceB、add new tempfiles to the temporary tablespaces after recoveryC、perform a media recovery and open the database with the RESETLOGS optionD、perform a media recovery and bring the database to NOARCHIVELOG mode
考题
You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）A、Backup compression should be enabledB、Parallelism for the channel should be set to 2C、All the files must be backed up as backup setsD、The backup may be stored either on disk or on media with media manager
考题
You are performing a block media recovery on the tools01.dbf data file in the SALES database using RMAN. Which two statements are correct in this scenario？（）A、 You must ensure that the SALES database is mounted or open.B、 You must restore a backup control file to perform a block media recovery.C、 You must take the tools01.dbf data file offline before you start a block media recovery.D、 You must put the database in NOARCHIVELOG mode to perform a block media recovery.E、 You can perform only a complete media recovery of individual blocks， point-in-time recovery of individual data blocks is not supported.
考题
In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the data file in a different location while restoring the file. Which option must you consider for this task?（）A、using only the RMAN SWITCH command to set the new location for the data fileB、placing the database in the MOUNT state for the restore and recovery operations.C、using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.D、configuring two channels: one for the restore operation and the other for the recovery operation
考题
To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)A、Multiple change tracking files can be created for a database.B、The change tracking file must be created after the first level 0 backup.C、RMAN does not support backup and recovery of the change tracking file.D、The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
考题
You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） for backup and recovery of your database. You executed the delete command in RMAN to delete a backup of a tablespace. Which statement is true in this scenario？（）A、The backup status will be marked expired in RMAN recovery catalog.B、The backup status will be marked deleted in RMAN recovery catalog after you execute the crosscheck command.C、The backup will be deleted physically from the OS （Operating system）and the backup information is removed from the recovery cataloglD、The backup status will be marked deleted and you must delete the backup file manually from the OS （Operating system）.E、The backup status will be marked deleted and you must delete the backup file manually from the OS （Operating system）， if you are not using Oracle Managed Files （OMF）.
考题
To accomplish user-managed backup for the USERS tablespace, you issued the following command to put the database in backup mode: SQL ALTER TABLESPACE users BEGIN BACKUP; While copying the file to the backup destination a power outage caused the instance to terminate abnormally. Which statement is true about the next database startup and the USERS tablespace?（）A、The database will open, and the tablespace automatically comes out of the backup modeB、The database will be mounted, and recovery must be performed on the USERS tablespace.C、The database will be mounted, and data files in the USERS tablespace must be taken out of the backup mode.D、The database will not be mounted, and you must restore all the data files for the USERS tablespace from the backup, and perform recovery.
考题
单选题In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the d ata file in a different location while restoring the file. Which option must you consider for this task?（）A
using only the RMAN SWITCH command to set the new location for the data fileB
placing the database in the MOUNT state for the restore and recovery operations.C
using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.D
configuring two channels: one for the restore operation and the other for the recovery operation
考题
多选题You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation？（）AYou must configure block change tracking fileBYou must have first level 1 backups for RMAN to restore blocksCYou must ensure that the SALES database is mounted or openDYou must have full or level 0 backups for RMAN to restore blocksEYou must take the tools01.dbf data file offline before you start a block media recovery
考题
多选题You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? （）(Choose two)AYou must configure block change tracking fileBYou must have first level 1 backups for RMAN to restore blocksCYou must ensure that the SALES database is mounted or openDYou must have full or level 0 backups for RMAN to restore blocksEYou must take the tools01.dbf data file offline before you start a block media recovery
考题
单选题You are maintaining the database in Oracle10g. You are performing an incomplete recovery by using RMAN because an important table， EMPLOYEE， is dropped and purged from the Recycle Bin. Which statement is NOT true regarding an incomplete recovery？（）A
The target database must be in the MOUNT mode to ensure restoration of the datafiles.B
You can restore the datafiles from the backup by using the RMAN utility only if the backups were taken using the RMAN utility.C
The control file must be recreated.D
The database must be opened with the RESETLOGS option.
考题
单选题In Recovery Manager (RMAN), you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged, you want to place the data file in a different location while restoring the file. Which option must you consider for this task?（）A
using only the RMAN SWITCH command to set the new location for the data fileB
placing the database in the MOUNT state for the restore and recovery operations.C
using an RMAN RUN block with the SET NEWNAME and then the SWITCH command.D
configuring two channels: one for the restore operation and the other for the recovery operation
考题
多选题To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)AMultiple change tracking files can be created for a database.BThe change tracking file must be created after the first level 0 backup.CRMAN does not support backup and recovery of the change tracking file.DThe database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
考题
多选题You want to take a complete database backup using RMAN. The backup should consist onlythe used blocks from your database. Which two statements are true about this backup operation？（）ABackup compression should be enabledBParallelism for the channel should be set to 2CAll the files must be backed up as backup setsDThe backup may be stored either on disk or on media with media manager
考题
多选题You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)ABackup compression should be enabledBParallelism for the channel should be set to 2CAll the files must be backed up as backup setsDThe backup may be stored either on disk or on media with media manager
考题
多选题You are performing a block media recovery on the tools01.dbf data file in the SALES database by using RMAN. Which two statements are correct in this scenario？（）AYou must ensure that the SALES database is mounted or open.BYou must restore a backup control file to perform a block media recovery.CYou must take the tools01.dbf data file offline before you start a block media recovery.DYou must put the database in NOARCHIVELOG mode to perform a block media recovery.EYou can perform only a complete media recovery of individual blocks； point-in-time recovery of individual data blocks is not supported.
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