401.Which of the following are correct about TbMlock media recovery? (Choose all that apply.)
A. Physical and logical block corruption is recorded automatically in V$DATABASE_BLOCK_CORRUPTION.
B. Logical corruptions are repairable by BMR.
C. Physical corruptions are repairable by BMR.
D. RMAN can use any backup for a BMR restore.
E. ARCHIVELOG mode is not required if you have both a full and incremental backup for restore.
Answer: AC
关于块介质恢复，下列哪一项是正确的？
A、物理和逻辑块损坏被自动记录在V$DATABASE_BLOCK_CORRUPTION视图。
C、块介质恢复可修复物理损坏
Option B is incorrect because logical corruptions are not repairable by BMR. Option D is incorrect because you must use a level 0 or full backup for the restore. Option E is incorrect because ARCHIVELOG mode is a requirement for BMR.
选项B是不正确的，因为逻辑损坏是不可被块介质恢复修复的，选项D是不正确的，因为你必须使用一个0级备份或完全备份用于还原。选项E是不正确的，因为归档日志模式是块介质恢复的一个要求。
A. Physical and logical block corruption is recorded automatically in V$DATABASE_BLOCK_CORRUPTION.
B. Logical corruptions are repairable by BMR.
C. Physical corruptions are repairable by BMR.
D. RMAN can use any backup for a BMR restore.
E. ARCHIVELOG mode is not required if you have both a full and incremental backup for restore.
Answer: AC
关于块介质恢复，下列哪一项是正确的？
A、物理和逻辑块损坏被自动记录在V$DATABASE_BLOCK_CORRUPTION视图。
C、块介质恢复可修复物理损坏
Option B is incorrect because logical corruptions are not repairable by BMR. Option D is incorrect because you must use a level 0 or full backup for the restore. Option E is incorrect because ARCHIVELOG mode is a requirement for BMR.
选项B是不正确的，因为逻辑损坏是不可被块介质恢复修复的，选项D是不正确的，因为你必须使用一个0级备份或完全备份用于还原。选项E是不正确的，因为归档日志模式是块介质恢复的一个要求。
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/81227/viewspace-2123880/ ，如需转载，请注明出处，否则将追究法律责任。
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