Exam Name: Oracle Database 12c: Data Guard Administrator
Certification Provider: Oracle
Corresponding Certification: Oracle Database 12c
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Oracle 1Z0-066 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database 12c: Data Guard Administrator |
| Exam Number: | 1Z0-066 |
| Exam Duration: | 120 minutes |
| Related Certifications: | Oracle Database 12c Certified Implementation Specialist Oracle Database 12c Administrator Certified Professional |
| Certificate Validity Period: | Version-specific (generally does not expire unless superseded by newer certification versions) |
| Passing Score: | Approximately 66% |
| Exam Format: | Multiple choice |
| Available Languages: | English |
| Recommended Training: | Oracle University Training |
| Exam Registration: | Oracle Certification Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Proctored exam via Pearson VUE testing centers or online proctoring (availability may vary by region) |
| Pre Condition: | Recommended: Oracle Database 12c Administrator Certified Associate (OCA) or equivalent database administration experience |
| Official Syllabus URL: | https://education.oracle.com |
Oracle 1Z0-066 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Role Transitions | - Failover scenarios and best practices - Switchover operations |
| Configuration and Management | - Creating and configuring a Data Guard environment - Data Guard Broker configuration and management |
| Redo Transport and Apply | - Redo apply and recovery processes - Redo transport services |
| Monitoring and Troubleshooting | - Resolving synchronization and apply issues - Monitoring Data Guard configuration |
| Oracle Data Guard Architecture | - Data Guard components and terminology - Primary and standby database concepts |
1Z0-066 Exam Preparation FAQ
The official Oracle Database 12c: Data Guard Administrator outline splits the exam into 5 domains, led by Role Transitions, Oracle Data Guard Architecture, and Monitoring and Troubleshooting. The complete breakdown is in the topics section above; ExamPrepAway's 112 practice questions cover every domain listed.
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Question count and duration are set by Oracle; check the official exam page for the current format.
Recommended: Oracle Database 12c Administrator Certified Associate (OCA) or equivalent database administration experience Rules are updated occasionally, so confirm the current requirements on the official Oracle exam page before you book.
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The 1Z0-066 exam is a Oracle certification exam validating the knowledge in the Oracle Database 12c: Data Guard Administrator syllabus shown above. It contributes to these credential paths: Oracle Database 12c Administrator Certified Professional, Oracle Database 12c Certified Implementation Specialist. Candidates take it to prove their skills to employers in 2026's market, and ExamPrepAway prepares them with 112 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
Oracle recommends these training resources for the Oracle Database 12c: Data Guard Administrator exam:
Combine the official training with the 112 practice questions from ExamPrepAway — that pairing reveals what you have truly absorbed.
Proctored exam via Pearson VUE testing centers or online proctoring (availability may vary by region) Register for the Oracle Database 12c: Data Guard Administrator exam through these official channels:
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Scoring and fees are published by Oracle; verify the current figures on the official site before you register.
Oracle Database 12c: Data Guard Administrator Sample Questions:
Which three are true concerning archive logs in a Data Guard Environment? (Choose three.)
- A. A physical standby database instance chooses an appropriate location for writing its own standby archive logs automatically.
- B. A physical standby database instance writes online redo logs.
- C. A logical standby database chooses an appropriate location for writing its own standby archive logs automatically.
- D. A logical standby database instance writes online redo logs.
- E. A far sync instance writes to the LOG_ARCHIVE_DEST directory if the remote physical standby database instance to which it routes redo, is not reachable.
- F. A far sync instance writes to the LOG_ARCHIVE_DEST directory if the remote logical standby database instance to which it routes redo, is not reachable.
Correct Answer: A,C,E 🗳️
Which four requirements can be met by deploying a logical standby database? (Choose four.)
- A. It must provide a disaster-recovery solution that protects all data with capability of performing switchovers and failovers.
- B. It can be used for Real Application Testing without affecting the disaster recovery capabilities.
- C. It must have the same physical structure as the primary database.
- D. Support for workloads requiring additional materialized views.
- E. It can be used to create additional schemas.
- F. Support for workloads requiring additional indexes.
- G. It can be used to create additional tables.
Correct Answer: A,B,F,G 🗳️
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Which three statements are true about snapshot standby databases? (Choose three.)
- A. Tables can be dropped.
- B. A logical standby database can be converted into a snapshot standby database.
- C. Tablespaces can be dropped.
- D. Tablespaces can be created.
- E. The broker may be used to fail over to a snapshot standby database.
Correct Answer: A,C,D 🗳️
You administer a Data Guard environment with a primary and two physical standby databases.
One of the physical standby databases is used for reporting and is on the same host as the primary database.
The other physical standby database is remote, used for disaster recovery and REDO is routed to it via a far sync instance.
Backups are offloaded to the remote physical standby.
Which three are true concerning the management of archive logs in this Data Guard configuration? (Choose three.)
- A. The deletion policy for archive logs on the remote physical standby should be set so that archived logs are deleted once they are applied on all standby databases.
- B. Archive logs on the primary database may be deleted once they are archived locally to disk.
- C. Archive logs on the primary database may be deleted once they are shipped on all standby databases.
- D. The deletion policy for archive logs on the remote physical standby should be set so that archived logs are deleted once they backed up at least once on the remote physical standby database.
- E. Archive logs on the primary database may be deleted once they are applied on all standby databases.
Correct Answer: A,B,E 🗳️
Which three are true about the rolling release upgrade method for Data Guard environments using a transient Logical Standby database? (Choose three.)
- A. SELECT GUARD_STATUS FROM V$DATABASE; must return NONE as a prerequisite for the rolling release upgrade with a transient logical standby database.
- B. The transient logical standby database used for the rolling release upgrade can run with a newer version of the Oracle software than the primary database.
- C. The transient logical standby database used for the rolling release upgrade must have the same DBID as the primary database.
- D. A rolling release upgrade can be performed with the Data Guard environment in any protection mode.
- E. The original primary database can ship redo to any standby database that is part of the Data Guard configuration during the rolling release upgrade process.
Correct Answer: A,B,E 🗳️
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