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Backup type包括了以下哪几项（）
- A、Database
- B、Datafile
- C、Controlfilecopy
- D、Format
- E、Filesperset
参考答案
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You are using the backup scheduler in Enterprise Manager （EM） to schedule a backup of your database. Which type of script does the backup scheduler generate？（）A、SQL scriptB、PL/SQL scriptC、Operating System （OS） scriptD、Enterprise Manager （EM） scriptE、Recovery Manager （RMAN） script
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单选题You are performing a backup of your database across the network. While taking the backup， you want to save space on the storage media and reduce the network bandwidth. Which command will you issue to configure the required type of backup？（）A
CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO BACKUPSET；B
CONFIGURE DEVICE TYPE TO disk BACKUP TYPE TO COPY；C
CONFIGURE DEVICE TYPE TO sbt BACKUP TYPE TO COMPRESSED BACKUPSET；D
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单选题You are using the backup scheduler in Enterprise Manager （EM） to schedule a backup of your database. Which type of script does the backup scheduler generate？（）A
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单选题Which type of backup backs up only data blocks modified since the most recent backup at the same level or lower?（）A
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单选题Which type of backup must be performed first with an incremental backup？（）A
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Level 3
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单选题In your database, the flash recovery area (FRA) is configured as the default for RMAN backups. You executed the following commands to configure the settings in RMAN: RMAN CONFIGURE DEVICE TYPE disk PARALLELISM 2 BACKUP TYPE TO BACKUPSET; RMAN CONFIGURE CHANNEL 1 DEVICE TYPE disk FORMAT '/home/oracle/disk1/%U'; RMAN CONFIGURE CHANNEL 2 DEVICE TYPE disk FORMAT '/home/oracle/disk2/%U'; You issue the following RMAN command to backup the database: RMAN RUN 2 { 3 ALLOCATE CHANNEL ch1 DEVICE TYPE disk; 4 BACKUP DATABASE; 5 } Which statement is true about the outcome?（）A
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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
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考题
单选题What type of backup is stored in a proprietary RMAN format？（）A
Backup setB
Image copyC
Backup sectionD
Backup group
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多选题You plan to take a closed database backup using operating system commands. Which three SHUTDOWN options are appropriate for this type of backup？（）AABORTBNORMALCIMMEDIATEDTRANSACTIONAL
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单选题Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?（）A
a cumulative level 1 backupB
a differential level 1 backupC
a full backupD
a whole backup
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单选题You issued the following commands to configure setting in RMAN; RMAN CONFIGURE DEVICE TYPE sbt PARALLELISM 1; RMAN CONFIGURE DEFAULT DEVICE TYPE TO sbt; RMAN CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE sbt TO 2; RMAN CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE sbt TO 2; RMAN CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2; Then you issued the following command to take the backup: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which statement is true about the execution of the above command?（）A
The backup will terminate because the FORMAT clause was not configured for the channelB
It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC
It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD
It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
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
单选题Which command is used to configure RMAN to perform a compressed backup for every backup executed？（）A
BACKUP AS COMPRESSED BACKUPSET DATABASEB
BACKUP AS COMPRESSED COPY OF DATABASEC
CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSETD
CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS E
BACKUP DATABASE COMPRESS
考题
单选题Which type of backup contains only the blocks that have changed since the last level 0 incremental backup？（）A
a cumulative level 1 backupB
a differential level 1 backupC
a full backupD
a whole backup
考题
多选题Backup type包括了以下哪几项（）ADatabaseBDatafileCControlfilecopyDFormatEFilesperset
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