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Oracle Backup and Recovery Sample Questions:

1. The instance crashed after the current online redo-log becomes corrupt. Which action can the DBA take to open the database?

A) Skip recovery and open the database with the RESETLOGS option.
B) Perform a tablespace recovery.
C) Perform a time-based recovery that stops at the time that the current online redo-log became corrupt.
D) Recover the SYSTEM tablespace.
E) Perform a complete recovery of the database.

2. Before performing a closed database backup, which three commands can be used to shut down the database? (Choose three)

A) SHUTDOWN IMMEDIATE.
B) SHUTDOWN TRANSACTIONAL.
C) SHUTDOWN ABORT.
D) SHUTDOWN NORMAL.

3. When starting up the database you find that an inactive, unarchieved redo-log group is corrupted. What should you do?

A) RECOVER DATABASE UNTIL CANCEL;
B) ALTER DATABASE CLEAR UNARCHIEVED LOGFILE GROUP 1;
C) ALTER DATABASE
RECOVER REDOLOG;
D) RECOVER REDOLOG GROUP 1;
E) RECOVER DATABASE UNTIL TIME '1999-09-15:11:23:0';

4. You are configuring a database for ARCHIVELOG mode. Which two initialization parameters should you use? (Choose two)

A) ARCHIVELOG_MODE
B) LOG_ARCHIVE_INTERVAL
C) LOG_ARCHIVE_FORMAT
D) LOG_ARCHIVE_DEST
E) LOG_ARCHIVE_SIZE

5. After rebuilding the recovery catalog by resynchronizing it with a copy of the backup control file, you notice references to files that no longer exist. Which CREATE command clause should you use to remove these references?

A) DELETE
B) UNCATALOG
C) REMOVE
D) CATALOG REMOVE

Solutions: