053-401

标签：tab   win   over   lock   restore   for   recover   rup   tor   

Which of the following are correct about block 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.

　　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.
BMR(BLOCK MEDIA RECOVERY) 
http://dawn009.blog.163.com/blog/static/217589393201361192227640/

053-401

标签：tab   win   over   lock   restore   for   recover   rup   tor   

原文地址：http://www.cnblogs.com/Babylon/p/7827570.html