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Oracle 1Z0-025 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Oracle Backup & Recovery Concepts | 15% | - ARCHIVELOG vs NOARCHIVELOG Mode - Redo Log Architecture - Instance vs Media Failure |
| Topic 2: Recovery Manager (RMAN) Basics | 20% | - Restore & Recover with RMAN - RMAN Architecture & Repository - Full & Incremental Backups |
| Topic 3: User-Managed Recovery | 20% | - Recovering Critical Files - Incomplete Recovery Techniques - Complete Media Recovery |
| Topic 4: Export/Import & Logical Backup | 10% | - EXP/IMP Utilities - Logical Backup Strategies |
| Topic 5: User-Managed Backups | 20% | - Operating System Level Backups - Control File & Redo Log Backups - Consistent & Inconsistent Backups |
| Topic 6: High Availability & Troubleshooting | 15% | - Standby Database Concepts - Backup/Recovery Troubleshooting - Recovery Catalog Maintenance |
Oracle Backup and Recovery Sample Questions:
1. Which statement concerning archiving is true?
A) Archive logs can be written to multiple destinations.
B) Archiving occurs during a checkpoint.
C) Archiving copies the data files to their backup destinations.
D) Backups are not required when archiving is enabled.
E) Archiving can be enabled through recovery manager commands.
2. What is the difference between using NOLOGGING operations in a single database environment and a standby database environment?
A) The affected data file needs to be copied from the primary to the standby server.
B) There is no difference.
C) NOLOGGING operations are not available in release 0.1
D) NOLOGGING operations can be used on the standby database, but not on the primary database.
3. What is the advantage of managed recovery mode?
A) Prompts for applying the next available redo logs suppressed.
B) The primary database automatically ships archived redo log files to the standby server.
C) During recovery, most common DBA errors can be avoided.
D) The standby database automatically applies the archived redo log when the files become available.
4. Which statement is true when using the LogMiner utility?
A) The dictionary file must be created after the log file analysis has completed.
B) The dictionary file is created as a backup if the data dictionary gets corrupted.
C) The CREATE DBMS LOGMSR command is used to build the dictionary file.
D) The dictionary file is created in a directory as defined by UTL_FILE_DIR.
5. Which activity would not cause an additional generation of redo?
A) Open database backup.
B) Increased transactional activity in the database.
C) Closed database backup.
D) Changing the NOLOGGING mode on frequently updated tables to LOGGING.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: C |






