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Oracle Backup and Recovery Sample Questions:
1. Which statement about disabling archival destinations is true?
A) You can disable archival destinations by specifying ARCHIVE_DEST_STATE_nn_DISABLE
B) You can only disable optional archival destinations.
C) You can only disable mandatory archival destinations as long as at least one mandatory archival destination is left.
D) You can disable any archival destination as long as you have enough enabled archival destinations left to meet the LOG_ARCHIVE_MIN_SUCCESS threshold value.
2. Consider the following scenario using incremental backups. A level 1 backup is taken on the first of the month. A level 2 backup is taken in every Sunday, and a level 3 backup is taken daily. If the database gets corrupted on the second Wednesday of the month and is lost, which scenario would restore the database completely?
A) The monthly backup (level 1) and the daily backup (level 3).
B) The weekly backup (level 2) and the daily backup (level 3).
C) The monthly backup (level 1), the weekly backup (level 2) and the daily backup (level5)
D) A base level backup (level 0) is missing and nothing can be recovered.
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 TIME '1999-09-15:11:23:0';
B) RECOVER REDOLOG GROUP 1;
C) ALTER DATABASE CLEAR UNARCHIEVED LOGFILE GROUP 1;
D) RECOVER DATABASE UNTIL CANCEL;
E) ALTER DATABASE
RECOVER REDOLOG;
4. Which three types of files does RMAN include in its backups? (Choose three)
A) Password files.
B) Data files.
C) Archived redo-logs.
D) Parameter files.
E) Control files.
F) Online redo-logs.
5. Which command creates a text backup of the control file?
A) ALTER DATABASE BACKUP CONTROLFILE TO BACKUP;
B) ALTER DATABASE BACKUP CONTROLFILE TO 'filename'
C) ALTER DATABASE BACKUP CONTROLFILE TO TRACE;
D) ALTER DATABASE BACKUP CONTROLFILE TO TEXT 'filename'
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: B,C,E | Question # 5 Answer: C |

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