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Unformatted text preview: ays of the week, they backup all blocks changed in data file log since the previous backup. Answer: B Explanation: First script backups the entire database (backup level 0). Second one backups all blocks changed since the previous backup (incremental backup, level 1). Incorrect Answers: A: First script backups the entire database only on Sunday. C: On other days of the week these scripts back up all blocks changed since the previous backup in all files. D: On Sunday they backup all tablespaces, not only SYSTEM. Oracle 8, DBA Certification Exam Guide, Jason S. Couchman, p. 632-637 Chapter 13: Overview of Backup and Recovery QUESTION 42: Which technique does Oracle use to perform full backups of data files? A. The server process reads and backs up the entire file. B. The server process reads the entire file and skips blocks that have never been used. C. The server process reads the entire file and skips blocks assigned its temporary segments. D. The server process reads the entire file and skips blocks that currently are not being used. E. The ser...
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This document was uploaded on 03/08/2014.

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