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单选题
Which phrase best describes RMAN multiplexed backup sets？（）
A
Stripes a single backup set across multiple channels.
B
Identical copies of backup pieces within a backup set.
C
Multiple backup sets with multiple channels configured.
D
Simultaneous reads from multiple files and writes into the same backup piece.
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更多 “单选题Which phrase best describes RMAN multiplexed backup sets？（）A Stripes a single backup set across multiple channels.B Identical copies of backup pieces within a backup set.C Multiple backup sets with multiple channels configured.D Simultaneous reads from multiple files and writes into the same backup piece.” 相关考题
考题
Examine the following RMAN script:Which statement describes the purpose of the script?()
A. The data file is checked for physical corruption and backed up if found clean.B. The backup of data file 5 is performed and the interactive messages during the backup are suppressed.C. The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.D. The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed
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Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMAN repository can be listed?()
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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:Which statement is true about the outcome?（）A. Only one channel is allocated and the backup is created in the flash recovery areaB. Only one channel is allocated and the backup is created in the destination specified for channelC. Two channels are allocated and backup sets are created in the destinations specified for channels 1 and 2D. Three channels are allocated and backup sets are created in the destinations specified for channels 1, 2, and FRA
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Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?()
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考题
Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?() (Choose two.)
A. stored scripts in the recovery catalog.B. backups that can be deleted from disk.C. backup sets and image copies are obsolete.D. backups that do not have the AVAILABLE status in the RMAN repository.
考题
Examine the following RMAN script:RMAN run {debug on;allocate channel c1 type disk;backup datafile 5;}Which statement describes the purpose of the script?()
A. The data file is checked for physical corruption and backed up if found clean.B. The backup of data file 5 is performed and the interactive messages during the backup are suppressed.C. The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.D. The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed
考题
hich of the following RMAN structures can data from a datafile span?（）A、RMAN backup-set pieces spanning backup sets B、RMAN backup-set pieces within a given backup sets C、RMAN backups D、RMAN channels E、None of the above
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Which of the following BEST describes RAID 5？（）A、 RAID 5 is data striping across all drives.B、 RAID 5 is data striping with a dedicated parity drive.C、 RAID 5 is striped sets with two sets of parity striped across all drives.D、 RAID 5 is striped sets with parity striped across all drives.
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Which of the following BEST describes the difference between differential and incremental backups？（）A、 An incremental backup requires fewer tapes for restoration than a differential backup. B、 A differential backup tape takes less time than an incremental backup tape.C、 A differential backup requires fewer tapes for restoration than an incremental backup.D、 An incremental backup tape costs less than a differential backup tape.
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Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?（）A、stored scripts in the recovery catalogB、backups that can be deleted from diskC、backup sets and image copies are obsoleteD、backups that do not have the AVAILABLE status in the RMAN repository RMAN
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Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）A、 Backup compression is disabled by default.B、 Backup compression can be used with both backup sets and image copies.C、 Backup compression cannot be enabled using the CONFIGURE command.D、 Backup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.E、 Backup compression applies to only backup sets.F、 Backup compression applies to only image copies.
考题
Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMANrepository can be listed?（）A、Stored scripts in the recovery catalogB、Backups that can be deleted from diskC、Backup sets and images copies that are obsoleteD、Backups that do not have the AVAILABLE status in the RMAN repository
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Using the LIST command in Recovery Manager (RMAN), which two pieces of information from the RMAN repository can be listed?（）A、Stored scripts in the recovery catalogB、Backups that can be deleted from diskC、Backup sets and images copies that are obsoleteD、Backups that do not have the AVAILABLE status in the RMAN repository
考题
Which phrase best describes RMAN multiplexed backup sets？（）A、Stripes a single backup set across multiple channels.B、Identical copies of backup pieces within a backup set.C、Multiple backup sets with multiple channels configured.D、Simultaneous reads from multiple files and writes into the same backup piece.
考题
Which of the following RMAN structures can data from a datafile span？（）A、 RMAN backup-set pieces spanning backup setsB、 RMAN backup-set pieces within a given backup setC、 RMAN backupsD、 RMAN channelsE、 None of the above
考题
You perform a backup using the following BACKUP command： RMAN BACKUP AS COMPRESSED BACKUPSET DATABASE； Which statement is true of this command？（） A、 A different procedure is required to restore a database from compressed backupsB、 The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.C、 Using this command to create backups minimizes the bandwidth consumedD、 Using this command to create backups improves the performance of the backup process
考题
Using the LIST command in Recovery Manager （RMAN）， which two pieces of information from the RMAN repository can be listed？ （）A、backups that can be deletedB、stored scripts in the recovery catalogC、backup sets and image copies that are obsoleteD、only the most recent backup sets or image copiesE、backups that do not have the AVAILABLE status in RMAN repository
考题
You performed a backup of the flash recovery area by using the following command for the first time： RMAN BACKUP RECOVERY AREA; Which files in the flash recovery area are backed up？（）A、flashback logsB、current control fileC、control file autobackupsD、incremental backup sets
考题
单选题Which of the following BEST describes the difference between differential and incremental backups？（）A
An incremental backup requires fewer tapes for restoration than a differential backup. B
A differential backup tape takes less time than an incremental backup tape.C
A differential backup requires fewer tapes for restoration than an incremental backup.D
An incremental backup tape costs less than a differential backup tape.
考题
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
Only one channel is allocated and the backup is created in the flash recovery areaB
Only one channel is allocated and the backup is created in the destination specified for channel 1C
Two channels are allocated and backup sets are created in the destinations specified for channels 1 and 2D
Three channels are allocated and backup sets are created in the destinations specified for channels 1, 2, and FRA
考题
多选题Using the LIST command in Recovery Manager （RMAN）， which two pieces of information from the RMAN repository can be listed？ （）Abackups that can be deletedBstored scripts in the recovery catalogCbackup sets and image copies that are obsoleteDonly the most recent backup sets or image copiesEbackups that do not have the AVAILABLE status in RMAN repository
考题
单选题You perform a backup using the following BACKUP command: RMAN BACKUP AS COMPRESSED BACKUPSET DATABASE; Which statement is true of this command?（）A
A different procedure is required to restore a database from compressed backupsB
The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.C
Using this command to create backups minimizes the bandwidth consumedD
Using this command to create backups improves the performance of the backup process
考题
单选题Examine the following RMAN script： RMAN run { debug on； allocate channel c1 type disk； backup datafile 5； } Which statement describes the purpose of the script？（）A
The data file is checked for physical corruption and backed up if found clean.B
The backup of data file 5 is performed and the interactive messages during the backup are suppressed.C
The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup.D
The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed
考题
单选题Which of the following BEST describes RAID 5？（）A
RAID 5 is data striping across all drives.B
RAID 5 is data striping with a dedicated parity drive.C
RAID 5 is striped sets with two sets of parity striped across all drives.D
RAID 5 is striped sets with parity striped across all drives.
考题
单选题hich of the following RMAN structures can data from a datafile span?（）A
RMAN backup-set pieces spanning backup sets B
RMAN backup-set pieces within a given backup sets C
RMAN backups D
RMAN channels E
None of the above
考题
单选题Which of the following RMAN structures can data from a datafile span？（）A
RMAN backup-set pieces spanning backup setsB
RMAN backup-set pieces within a given backup setC
RMAN backupsD
RMAN channelsE
None of the above
考题
单选题Which of the following best describes a full backup? （）A
All datafiles of a database B
All datafiles, archive logs, and control files C
All datafiles and control files D
All the used blocks in a datafile
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.
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