OCP-1Z0-053-200题-146题-234
2014-02-07 19:44
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QUESTION 146
Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?
A. a cumulative level 1 backup
B. a differential level 1 backup
C. a full backup
D. a whole backup
Answer: A
同234题：/article/1348601.html
Explanation/Reference:
Section: Backup, Recovery & Recovery Manager (RMAN)
A cumulative level 1 backup contains only the blocks that have changed since the last level 0 incremental backup.
A full backup contains all used data blocks.
A whole backup contains all used and unused data blocks.
A differential level 1 backup contains only the datablocks that have changed since the last level 1 or level 0 incremental backup.
Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?
A. a cumulative level 1 backup
B. a differential level 1 backup
C. a full backup
D. a whole backup
Answer: A
同234题：/article/1348601.html
Explanation/Reference:
Section: Backup, Recovery & Recovery Manager (RMAN)
A cumulative level 1 backup contains only the blocks that have changed since the last level 0 incremental backup.
A full backup contains all used data blocks.
A whole backup contains all used and unused data blocks.
A differential level 1 backup contains only the datablocks that have changed since the last level 1 or level 0 incremental backup.
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