When youre performing active database duplication，a backup of what kind is required？（）
A: A current RMAN backup-set backup is required.
B: No backup is required.
C: An RMAN image backup is required.
D: A manual backup is required.
E: A "duplicate" preparatory backup is required.
A: A current RMAN backup-set backup is required.
B: No backup is required.
C: An RMAN image backup is required.
D: A manual backup is required.
E: A "duplicate" preparatory backup is required.
B
举一反三
- What educational background is required of the applicant? ___________________ is required.
- rman核对归档文件的命令？（） A: crosscheck archivelog all B: crosscheck backup of database C: delete archivelog all D: list backup
- A system administrator needs to upgrade the Oracle database from Version 7 to Version 8. Which of the following scheduling concerns should be considered?（） A: Schedule enough down time to backup, upgrade and reboot. B: Backup, upgrade, then schedule enough down time to reboot the system. C: Backup, then schedule enough down time to upgrade and reboot the system. D: There are no scheduling concerns because no down time is required.
- rman列出归档文件备份集的命令是（）？ A: list backup of archivelog all B: list backup of database C: report schema D: recover database
- 备份整个数据库使用（ ）命令完成。 A: BACKUP TABLESPACE B: BACKUP DATABASE C: BACKUP TABLE D: RESTORE DATABASE
内容
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仅仅备份表空间使用（ ）命令完成。 A: BACKUP TABLESPACE B: BACKUP DATABASE C: BACKUP TABLE D: RESTORE TABLESPACE
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数据备份策略通常（）。 A: 包括完全备份（Full Backup）、差异备份（Differential Backup）和增量备份（Incremental Backup） B: 仅有完全备份（Full Backup）和增量备份（Incremental Backup） C: 仅有完全备份（Full Backup）和差异备份（Differential Backup） D: 仅有差异备份（Differential Backup）和增量备份（Incremental Backup）
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Identify the channel settings that can be performed using the CONFIGURE CHANNEL or ALLOCATE CHANNEL commands in RMAN ？（） A: Limiting the input/output （I/O） bandwidth consumption B: Specifying the size of backup sets and backup pieces C: Specifying vendor-specific information for a media manager D: Specifying the parallelism for backup and restore operations
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backup
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【选出最佳答案】backup