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Oracle 1Z0-025 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| User-Managed Backups | 20% | - Operating System Level Backups - Consistent & Inconsistent Backups - Control File & Redo Log Backups |
| User-Managed Recovery | 20% | - Incomplete Recovery Techniques - Recovering Critical Files - Complete Media Recovery |
| Oracle Backup & Recovery Concepts | 15% | - Redo Log Architecture - ARCHIVELOG vs NOARCHIVELOG Mode - Instance vs Media Failure |
| Recovery Manager (RMAN) Basics | 20% | - Full & Incremental Backups - Restore & Recover with RMAN - RMAN Architecture & Repository |
| High Availability & Troubleshooting | 15% | - Standby Database Concepts - Backup/Recovery Troubleshooting - Recovery Catalog Maintenance |
| Export/Import & Logical Backup | 10% | - Logical Backup Strategies - EXP/IMP Utilities |
Oracle Backup and Recovery Sample Questions:
Question 1
Which statement about 'cancel-based recovery' is true?
A. Recovery is stopped when the specified method of recovery (CANCEL, TIME, or CHNAGE) is completed, and the control files are recovered.
B. Recovery is stopped by pressing at <CTL-C> the recovery prompt.
C. Recovery is stopped when the database has committed all changes up to the specified system change number (SCN).
D. Recovery is stopped after the database has committed all changes up to the specified point-in-time.
E. Recovery is stopped by entering CANCEL at the recovery prompt.
Question 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 weekly backup (level 2) and the daily backup (level 3).
B. The monthly backup (level 1) 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.
Question 3
What are two benefits of making recovery operations parallel? (Choose two)
A. Minimizing downtime.
B. Improving the chances of database consistency.
C. Recovering by using all redo-log files at once.
D. Making better use of available system resources.
E. Recovering more than one data file.
Question 4
When configuring a database in ARCHIVELOG mode and enabling automatic archiving, the database must be shut down and opened in the MOUNT stage. Which two options should not be used to do this? (Choose two)
A. SHUTDOWN IMMEDIATE and STARTUP MOUNT
B. SHUTDOWN ABORT and STARTUP MOUNT
C. SHUTDOWN TRANSACTIONAL and STARTUP MOUNT
D. SHUTDOWN NORMAL and STARTUP MOUNT
E. STARTUP FORCE MOUNT
Question 5
A tablespace becomes unavailable because of a failure. The database is running in
NOARCHIVELOG mode?
What should the DBA do to make the database available?
A. Perform a tablespace recovery.
B. Restore the data files, redo log files, and control files from an earlier copy of a full database backup.
C. Perform a complete database recovery.
D. There is no possibility too make the database available.
Solutions:
| Question 1 Answer: E | Question 2 Answer: D | Question 3 Answer: A,D | Question 4 Answer: B,E | Question 5 Answer: C |




