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单选题
You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?（）
A
RMAN> BACKUP DURATION 2:00 MINIMIZE LOAD DATABASE
B
RMAN> BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASE
C
RMAN> BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE
D
RMAN> BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE
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更多 “单选题You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?（）A RMAN BACKUP DURATION 2:00 MINIMIZE LOAD DATABASEB RMAN BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASEC RMAN BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE D RMAN BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE” 相关考题
考题
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?()
A. The backup as copy can only be taken to diskB. The backup as copy can only be taken to tapeC. Backup can be performed only when the instance is shutdownD. Backup will constitute all used and unused blocks in the database
考题
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?() (Choose two).
A. The backup as copy can only be taken to diskB. The backup as copy can only be taken to tapeC. Backup can be performed only when the instance is shutdownD. Backup will constitute all used and unused blocks in the database
考题
You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent. Which type of backup should you perform？（） A、 standard backup setB、 image copyC、 compressed backupD、 user-managed backup
考题
You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）A、A backup of the target database when it is mountedB、A backup of online redo log files when the database is openC、A backup of only used data blocks in the file beingbeingbackup upD、A backup of online， read/write data files when the database is openE、A backup of only those data blocks that have changed since a previous backupF、A backup of online， read/write data files when the database is in the NOMOUNT state.
考题
In which scenario will you perform a cancel-based recovery？（）A、 when a tablespace is dropped and you have only RMAN-based backup of the databaseB、 when a table is dropped and stored in the Recycle BinC、 when you are required to recover an existing table to its previous stateD、 when a tablespace is dropped and you have only a user-managed full backup of the database
考题
You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？ （）A、Hot backupB、Online backupC、consistent backupD、incremental backupE、inconsistent backup
考题
Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups. Which two backups would you be able to perform when the database is being accessed by users？（）A、 Backup of offline tablespaces.B、 Backup of read-only tablespaces.C、 Backup of system-critical tablespaces.D、 Backup of online， locally managed tablespaces.E、 Backup of read/write dictionary-managed tablespaces.
考题
Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager （RMAN） to perform backups. Which two backups would you be able to perform when the database is being accessed by users？（）A、backup of offline tablespacesB、backup of readonly tablespacesC、backup of systemcritical tablespacesD、backup of online， locally managed tablespacesE、backup of read/write dictionarymanaged tablespaces
考题
Your database is in NOARCHIVELOG mode. You start to do a backup， but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you？（） A、 Put the database in hot backup mode and perform an online backup，including backing up the archived redo logs.B、 Just back up the database datafiles without shutting down the database.C、 You will have to wait until you can shut down the database to perform the backup.D、 Mark each datafile as backup in progress， back them up individually，and then mark them as backup not in progress. No archived redo logs will need to be backed up.E、 Only back up the datafiles that the user will not be touching. Once the user has finished what they were doing，you can shut down the database and back up the datafiles the user changed during the course of the remaining backup
考题
You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).A、The backup as copy can only be taken to diskB、The backup as copy can only be taken to tapeC、Backup can be performed only when the instance is shutdownD、Backup will constitute all used and unused blocks in the database
考题
Your test database is running in NOARCHIVELOG mode. What are the implications of this？ （）A、You can perform open database backups.B、You can perform closed database backups.C、You cannot perform schema-level logical backups.D、You can perform the backup of only the SYSTEM tablespace when the database is open.
考题
You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?（）A、The backup as copy can only be taken to diskB、The backup as copy can only be taken to tapeC、Backup can be performed only when the instance is shutdownD、Backup will constitute all used and unused blocks in the database
考题
You want to perform a backup of your database to tape. Which backup format can you use？（）A、backup set onlyB、image copy onlyC、only user-managed backupD、both image copy and backup setE、only incremental image copy backup
考题
单选题In which scenario will you perform a cancel-based recovery？（）A
when a tablespace is dropped and you have only RMAN-based backup of the databaseB
when a table is dropped and stored in the Recycle BinC
when you are required to recover an existing table to its previous stateD
when a tablespace is dropped and you have only a user-managed full backup of the database
考题
单选题You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?（）A
RMAN BACKUP DURATION 2:00 MINIMIZE LOAD DATABASEB
RMAN BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASEC
RMAN BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE D
RMAN BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE
考题
单选题You want to perform a backup of your database to tape. Which backup format can you use？（）A
backup set onlyB
image copy onlyC
only user-managed backupD
both image copy and backup setE
only incremental image copy backup
考题
多选题You want to perform an RMAN backup of database as a copy. Which two factors will you consider while performing the backup operation?（）AThe backup as copy can only be taken to diskBThe backup as copy can only be taken to tapeCBackup can be performed only when the instance is shutdownDBackup will constitute all used and unused blocks in the database
考题
单选题You are tuning RMAN to optimize performance. You want tape I/O to be asynchronous when you perform tape backups. Which action should you take？（）A
Set the BACKUP_TAPE_IO_SLAVES parameter to FALSEB
Set the BACKUP_TAPE_IO_SLAVES parameter to TRUEC
Use compression when performing tape backupsD
Configure multiple SBT channels
考题
多选题You want to perform an RMAN backup of database as a copy. Which two factors will you consider whileperforming the backup operation?（） (Choose two).AThe backup as copy can only be taken to diskBThe backup as copy can only be taken to tapeCBackup can be performed only when the instance is shutdownDBackup will constitute all used and unused blocks in the database
考题
单选题You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent. Which type of backup should you perform？（）A
standard backup setB
image copyC
compressed backupD
user-managed backup
考题
单选题Every Sunday， consistent backups are performed on your database. Because of a user error， you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday， which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available.What would you do in this scenario？（）A
recovery cannot be performed because a backup was not performed after the last incomplete recoveryB
restore all the files from Sunday’s backup， and then recover up to the point in time when the RESETLOGS operation was performed on TuesdayC
restore all the files from Sunday’s backup， and open the database to reset the database to the point in time when the backup was performed on SundayD
restore all the files from Sunday’s backup， and then perform an incomplete recovery up to the point in time when the user error occurred on Thursday
考题
多选题You work as a database administrator for Certkiller .com. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）AA backup of the target database when it is mountedBA backup of online redo log files when the database is openCA backup of only used data blocks in the file beingbeingbackup upDA backup of online， read/write data files when the database is openEA backup of only those data blocks that have changed since a previous backupFA backup of online， read/write data files when the database is in the NOMOUNT state.
考题
单选题You are tuning RMAN to optimize performance. You want tape I/O to be asynchronous when you perform tape backups.Which action should you take?（）A
Set the BACKUP_TAPE_IO_SLAVES parameter to FALSEB
Set the BACKUP_TAPE_IO_SLAVES parameter to TRUEC
Use compression when performing tape backupsD
Configure multiple SBT channels
考题
单选题You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）A
You must have change tracking enabled in your databaseB
Your database must be running in NOARCHIVELOG modeC
To back up a tablespace, it must be in backup modeD
To back up a tablespace, it must first be taken offline
考题
单选题You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true？（）A
You must have change tracking enabled in your databaseB
Your database must be running in NOARCHIVELOG modeC
To back up a tablespace，it must be in backup modeD
To back up a tablespace，it must first be taken offline
考题
单选题You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？ （）A
Hot backupB
Online backupC
consistent backupD
incremental backupE
inconsistent backup
考题
多选题The database Is configured in ARCHIVELOG mode. The database needs to be up 24 X 7. You want to perform user managed backup for the data files of the HR_DATA tablespace. To accomplish the task， you issued the following command： SQL ALTER TABLESPACE hi_data BEGIN BACKUP； Which two statements are true in this scenario？（）ANo transaction on the tablespace is allowed but you can perform queries.BThe tablespace will automatically come out of backup mode when the file copy is complete.CThe checkpoint change number is frozen in headers of the data files until the file is removed from backup mode.DThe database writes the before image of an entire block to the redo stream before modifying. block tor the first time.
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