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单选题
You issue the following RMAN command to set a retention policy on a database： RMAN>CONFIGURE 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.
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更多 “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.” 相关考题
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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 performed the RMAN database backup having a backupset key number 231 with the KEEP FOREVER option. After some days, you want to change the status of the database backup and you issued the following command: RMANCHANGE BACKUPSET 231 NOKEEP; What is the implication of this command?（）A、The backup is deleted.B、The backup is marked unavailable.C、The backup overrides the backup retention policy.D、the backup becomes eligible for deletion according to the existing retention policy
考题
How would you grant the RVPC user access to specific RMAN database records in the RMAN virtual private catalog？（） A、 Issue the grant command from the SYS user （or equivalent） of the target database.B、 Issue the grant command from the SYS user （or equivalent） of the recovery-catalog database.C、 Issue the grant command from the recovery catalog-owning schema user account in the recovery catalog.D、 Issue the grant command from RMAN when connected to the recovery catalog-owning schema.E、 Issue the grant command from RMAN when connected to the target database.
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
Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）A、 when you change the name of a datafileB、 when you drop a table from the databaseC、 when you take an export of the databaseD、 when you back up the database using OS utilitiesE、 when you issue an ALTER SYSTEM SWITCH LOGFILE statementF、 when you issue a BACKUP command from inside the RMAN run block
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 issue the following command： RMANCONFIGURE BACKUP OPTIMIZATION ON； What is the result of this command on your backups？（）A、 An incremental backup strategy will be used automatically.B、 Read-only datafiles will not be backed up as long as backups of those files already exist and those backups meet established retention criteria.C、 RMAN will configure itself for maximum performance at the cost of CPU.D、 RMAN will configure itself for minimal OS/CPU impact at the cost of time to back up the database.E、 RMAN will automatically compress backups.
考题
You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6：00 P.M. on Monday， you issue the following command： RMANBACKUP DATABASE； At 8：00 A.M. on Tuesday， you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP； command. Which operation should you perform before using the RMAN RESTORE CONTROLFILE FROM AUTOBACKUP； command？（）A、 Start the database in the MOUNT stage.B、 Back up the control file to trace.C、 Set the DBIDD、 Issue the RECOVER DATABASE command.
考题
You issue the following command on the RMAN prompt. RMAN REPORT NEED BACKUP DAYS = 5 DATABASE； Which statement is true about executing this command？（）A、 It will display a list of files that need incremental backup.B、 It will display a list of files that need backup after five days.C、 It will display a list of files that were backed up in the last five days.D、 It will display a list of files that have not been backed up in the last five days.E、 It will apply the current retention policy to determine the files that need to be backed up.
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
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.
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How would you grant the RVPC user access to specific RMAN database records in the RMAN virtual private catalog？（）A
Issue the grant command from the SYS user （or equivalent） of the target database.B
Issue the grant command from the SYS user （or equivalent） of the recovery-catalog database.C
Issue the grant command from the recovery catalog-owning schema user account in the recovery catalog.D
Issue the grant command from RMAN when connected to the recovery catalog-owning schema.E
Issue the grant command from RMAN when connected to the target database.
考题
单选题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
单选题You issue the following command on the RMAN prompt. REPORT NEED BACKUP DAYS 5； Which statement is true about executing this command？（）A
It will display a list of files that need incremental backupB
It will display a list of files that need backup after five daysC
It will display a list of files that were backed up in the last five daysD
It will display a list of files that have not been backed up in the last five daysE
It will apply the current retention policy to determine the files that need to be backed up
考题
单选题You have control-file autobackups enabled. When starting your database from SQL*Plus， you receive the following error message： SQL startup ORA-01078： failure in processing system parameters LRM-00109： could not open parameter file ， C:///ORACLE/PRODUCT/11.1.0/DB_1/DATABASE/INITORCL.ORA Using RMAN， how would you respond to this error？（）A
Issue the startup nomount command and then issue the restore parameter file command from the RMAN prompt.B
Issue the startup nomount command and then issue the restore spfile command from the RMAN prompt.C
Issue the startup nomount command and then issue the restore spfile from autobackup command from the RMAN prompt.D
Issue the startup nomount command and then issue the restore spfile from backup command from the RMAN prompt.E
Issue the restore spfile from autobackup command from the RMAN prompt.
考题
单选题You issue the following command： RMANCONFIGURE BACKUP OPTIMIZATION ON； What is the result of this command on your backups？（）A
An incremental backup strategy will be used automatically.B
Read-only datafiles will not be backed up as long as backups of those files already exist and those backups meet established retention criteria.C
RMAN will configure itself for maximum performance at the cost of CPU.D
RMAN will configure itself for minimal OS/CPU impact at the cost of time to back up the database.E
RMAN will automatically compress 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 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You performed the RMAN database backup having a backupset key number 231 with the KEEP FOREVER option. After some days， you want to change the status of the database backup and you issued the following command： RMANCHANGE BACKUPSET 231 NOKEEP； What is the implication of this command？（）A
The backup is deleted.B
The backup is marked unavailable.C
The backup overrides the backup retention policy.D
the backup becomes eligible for deletion according to the existing retention policy.
考题
单选题You enable block change tracking. You issue the following command： BACKUP INCREMENTAL LEVEL 0 DATABASE； The next day，you issue the following command： BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE； Which statement about the use of the change tracking file is true？（）A
RMAN reads the block change tracking file only when it performs the incremental level 0 backup.B
RMAN reads the block change tracking file when it performs both incremental backups.C
RMAN reads the block change tracking file only when it performs the incremental level 1 backup.D
RMAN does not read the block change tracking file when it performs either incremental backup.
考题
多选题Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）Awhen you change the name of a datafileBwhen you drop a table from the databaseCwhen you take an export of the databaseDwhen you back up the database using OS utilitiesEwhen you issue an ALTER SYSTEM SWITCH LOGFILE statementFwhen you issue a BACKUP command from inside the RMAN run block
考题
单选题You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace： RMAN BACKUP TABLESPACE TS1 MAXSETSIZE 100M； Which statement is true about executing this command？（）A
The command generates an error.B
The command backs up the tablespace and creates a backup set of size 200 MBC
The command backs up the tablespace and creates two backup sets of size 100 MB each.D
The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.
考题
单选题You issue the following command on the RMAN prompt. RMAN REPORT NEED BACKUP DAYS = 5 DATABASE； Which statement is true about executing this command？（）A
It will display a list of files that need incremental backup.B
It will display a list of files that need backup after five days.C
It will display a list of files that were backed up in the last five days.D
It will display a list of files that have not been backed up in the last five days.E
It will apply the current retention policy to determine the files that need to be backed up.
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