网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
In Recovery Manager (RMAN), you set the retention policy to NONE by executing the following command:  CONFIGURE RETENTION POLICY TO NONE;  What would be the impact of this setting?()
A

The retention policy is cleared.

B

RMAN does not consider any backup as obsolete.

C

The retention policy is set to its default setting of redundancy 1.

D

The retention policy is set to its default setting of recovery window 7.


参考答案

参考解析
解析: 暂无解析
更多 “单选题In Recovery Manager (RMAN), you set the retention policy to NONE by executing the following command:  CONFIGURE RETENTION POLICY TO NONE;  What would be the impact of this setting?()A The retention policy is cleared.B RMAN does not consider any backup as obsolete.C The retention policy is set to its default setting of redundancy 1.D The retention policy is set to its default setting of recovery window 7.” 相关考题
考题 In Recovery Manager (RMAN), you set the retention policy to NONE by executing the following command:  CONFIGURE RETENTION POLICY TO NONE;  What would be the impact of this setting?()A、The retention policy is cleared.B、RMAN does not consider any backup as obsolete.C、The retention policy is set to its default setting of redundancy 1.D、The retention policy is set to its default setting of recovery window 7.

考题 You want to create the Recovery Manager (RMAN) Virtual Private Catalog (VPC) to maintain a separation of responsibilities along with a consolidation of RMAN repository. Which condition must be met before you create the VPC?()A、A base catalog existsB、The recovery catalog is emptyC、The base recovery catalog must be droppedD、A target database is registered in the recovery catalog

考题 The backup retention policy is configured as RECOVERY WINDOW 2. You executed the following command in Recovery Manager (RMAN) against your database: RMAN REPORT OBSOLETE; What would you see in the output?()A、 a list of all those files that have been deleted in the last two daysB、 a list of all those files that have been recovered within the last two daysC、 a list of all the expired backups and copiesD、 a list of backups and copies that are outside the range covered by the current retention policy

考题 Why would you run the delete obsolete command?()  A、 To remove missing backup set pieces physically from diskB、 To remove metadata related to backup set pieces in the control file and the recovery catalogC、 To mark as deleted records in the control file and the recovery catalog associated with obsolete backup setsD、 To delete backup set pieces associated with backups that are no longer needed due to retention criteriaE、 To remove old versions of RMAN backups

考题 You defined the Recovery Manager (RMAN) retention policy to recovery window of 7 days by executing the following command:  RMAN CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;  When a backup is performed, what would be the status of this backup after seven days?()A、 The backup would be marked as invalid.B、 The backup would be marked as obsolete.C、 The backup would be removed from the media.D、 The backup would be removed from the RMAN repository.

考题 You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.  What must you set using the RMAN CONFIGURE command to achieve this?()  A、 MAXSETSIZE TO 2B、 DEVICE TYPE DISK PARALLELISM 2C、 RETENTION POLICY TO REDUNDANCY 2D、 DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2

考题 You executed the following command in Recovery Manager (RMAN): RMAN RESTORE CONTROLFILE; Which operation must you perform before this command is executed?()A、back up the control file to traceB、bring database to the MOUNT stateC、open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target databaseD、set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

考题 You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A、 target databaseB、 auxiliary databaseC、 third-party databaseD、 recovery catalog database

考题 ou are using the flash recovery area (fast recovery area in 11g Release 2) to store backup related files in your database. After regular monitoring of space usage in the Mash recovery area. You realize that the flash recovery area is (jetting filled up very fast and it is running out of space.  Your database flash recovery area is low on specie and you have no more room on disk. Proactively, which two options could you use to make more space available in the flash recovery()A、 Change the RMAN archived log deletion policy.B、 Use the RMAN CROSSCHECK command to reclaim the archived log space.C、 Change the RMAN retention policy to retain backups for a shorter period of time.D、 Use OS command to move files from the flash recovery area to some other location.

考题 多选题An RMAN backup job fails, displaying the following error:  ORA-19809: limit exceeded for recovery files  Your analysis shows that the Flash Recovery area is full.  Which two actions could you take to resolve the error and avoid this error in the future? ()Atake the backup of the flash recovery area less frequentlyBincrease the value of the UNDO_RETENTION initialization parameterCchange the value of the WORKAREA_SIZE_POLICY initialization parameter to AUTODchange the backup retention policy to retain the backups for a smaller period of timeEincrease the value of the DB_RECOVERY_FILE_DEST_SIZE initialization parameterFincrease the value of the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter

考题 单选题You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?()A The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabledB Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed upC Backup optimization is permanently disabledD Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

考题 单选题You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy:   CONFIGURE RETENTION POLICY TO REDUNDANCY 3;   Which statement is true?()A  The command fails because you cannot configure a redundancy-based retention policy when backup  optimization is enabledB  Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed upC  Backup optimization is permanently disabledD  Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

考题 单选题You issue the following RMAN command to set a retention policy on a database:   RMANCONFIGURE RETENTION POLICY TO REDUNDANCY 2;   What will be the outcome of issuing this command?()A  After two days,a backup will be marked obsoleteB  After two days,a backup will be deleted from the mediaC  If the RMAN repository has records of two or more recent backups of a file,then older backups will be deleted from the media.D  If the RMAN repository has records of two or more recent backups of a file then older backups will be marked obsolete.

考题 多选题Why would you run the delete obsolete command?()ATo remove missing backup set pieces physically from diskBTo remove metadata related to backup set pieces in the control file and the recovery catalogCTo mark as deleted records in the control file and the recovery catalog associated with obsolete backup setsDTo delete backup set pieces associated with backups that are no longer needed due to retention criteriaETo remove old versions of RMAN backups

考题 单选题You issue the following RMAN command to set a retention policy on a database:       RMANCONFIGURE RETENTION POLICY TO REDUNDANCY 2;   What will be the outcome of the above command?()A  After two days, the backup will be marked obsolete.B  After two days, the backup will be deleted from the media.C  If the RMAN repository has records of two or more recent backups of a file, then the older backup will be deleted from the media.D  If the RMAN repository has records of two or more recent backups of a file, then the older backup will be marked obsolete.

考题 单选题You executed the following command in Recovery Manager (RMAN):  RMAN RESTORE CONTROLFILE;  Which operation must you perform before this command is executed?()A  back up the control file to traceB  bring database to the MOUNT stateC  open a connection to the RMAN recovery catalog, which contains the RMAN metadata for the target databaseD  set the database ID (DBID), but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

考题 单选题Which options must you configure while performing an automated Tablespace Point-in-Time Recovery (TSPITR) by using Recovery Manager (RMAN)?()A New channels for restore and recovery tasksB New name for the data files of the tablespaceC Auxiliary name for the data files of the tablespaceD Auxiliary destinations for an auxiliary set of data files

考题 单选题The backup retention policy is configured as RECOVERY WINDOW 2. You executed the following command in Recovery Manager (RMAN) against your database: RMAN REPORT OBSOLETE; What would you see in the output?()A  a list of all those files that have been deleted in the last two daysB  a list of all those files that have been recovered within the last two daysC  a list of all the expired backups and copiesD  a list of backups and copies that are outside the range covered by the current retention policy

考题 单选题You issue the following RMAN command to set a retention policy on a database: RMANCONFIGURE RETENTION POLICY TO REDUNDANCY 2; What will be the outcome of issuing this command?()A After two days, a backup will be marked obsoleteB After two days, a backup will be deleted from the mediaC If the RMAN repository has records of two or more recent backups of a file, then older backups will be deleted from the media.D If the RMAN repository has records of two or more recent backups of a file, then older backups will be marked obsolete.

考题 单选题Which options must you configure while performing an automated Tablespace Point-in-Time Recovery (TSPITR) by using Recovery Manager (RMAN)?()A  New channels for restore and recovery tasksB  New name for the data files of the tablespaceC  Auxiliary name for the data files of the tablespaceD  Auxiliary destinations for an auxiliary set of data files

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 单选题You set the recovery window to seven days and the backup optimization to ON using the CONFIGURE command of Recovery Manager (RMAN). The most recent backup of the TOOLS tablespace to disk was taken on January 3. The TOOLS tablespace is read/x7fonly.  On February 21, when you execute a command to back up all the tablespaces to disk, you find that RMAN backs up the TOOLS tablespace also, even though the contents of the tablespace have not changed after the backup on January 3.  Because there are no changes made to the TOOLS tablespace, you decide that the tablespace should not be backed up by RMAN. What can you to do skip backing up the TOOLS tablespace without changing the current backup optimization setting?()A configure a default device for RMAN backupsB temporarily disable the retention policy for RMAN backupsC configure automatic channel allocation for RMAN backupsD use the CONFIGURE command to reconfigure the recovery window to 60 days

考题 单选题You set the recovery window to seven days and the backup optimization to ON using the CONFIGURE command of Recovery Manager (RMAN). The most recent backup of the TOOLStablespace to disk was taken on January 3. The TOOLStablespace is read-only.On February 21, when you execute a command to back up all the tablespaces to disk, you find that RMAN backs up the TOOLS tablespace also, even though the contents of the tablespace have not changed after the backup on January 3. Because there are no changes made to the TOOLStablespace, you decide that the tablespace should not be backed up by RMAN. What can you do to skip backing up the TOOLStablespace without changing the current backup optimization setting?()A  configure a default device for RMAN backupsB  temporarily disable the retention policy for RMAN backupsC  configure automatic channel allocation for RMAN backupsD  use the CONFIGURE command to reconfigure the recovery window to 60 days

考题 多选题You are using the flash recovery area (fast recovery area in 11g Release 2) to store backup related files in your database. After regular monitoring of space usage in the Mash recovery area. You realize that the flash recovery area is jetting filled up very fast and it is running out of space. Your database flash recovery area is low on space and you have no more room on disk. Proactively, which two options could you use to make more space available in the flash recovery?()AChange the RMAN archived log deletion policyBUse the RMAN CROSSCHECK command to reclaim the archived log spaceCChange the RMAN retention policy to retain backups for a shorter period of timeDUse OS command to move files from the flash recovery area to some other location

考题 单选题You defined the Recovery Manager (RMAN) retention policy to recovery window of 7 days by executing the following command:  RMAN CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS;  When a backup is performed, what would be the status of this backup after seven days?()A The backup would be marked as invalid.B The backup would be marked as obsolete.C The backup would be removed from the media.D The backup would be removed from the RMAN repository.

考题 单选题You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()A  target databaseB  auxiliary databaseC  third-party databaseD  recovery catalog database