E the server process reads the entire file and skips

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Unformatted text preview: ver process reads the entire file and skips blocks that are unchanged from the Actualtests.com - The Power of Knowing 1Z0-025 last backup. Answer: B Explanation: Oracle uses special technique to perform full backups of data files: the server process reads the entire file and skips blocks that never been used. The FULL option of the BACKUP command in RMAN specifies a full backup, which is similar to an incremental level 0 backup, in which the full datafile will be copied to the backup set. The main difference is that a full backup will save every block in a datafile (except for datafile blocks that have never been used), while an incremental level 0 backup will skip empty blocks. Incorrect Answers: A: The server process reads and backs up the entire file except blocks that have never been used. C: The server process will not skip blocks assigned its temporary segments. D: The server process will not skip blocks that currently are not being used. E: The server process will not skip blocks that are unchanged from the last backup. Oracle 8, D...
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This document was uploaded on 03/08/2014.

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