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Oracle 1Z0-066 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Create Physical Standby Database | 12% | - Using SQL and RMAN duplicate command - Verify and test configuration - Using Enterprise Manager Cloud Control |
| Active Data Guard Features | 10% | - Real-time Query access - Temporary Undo and Global Sequences - Far Sync instance - Automatic Block Media Recovery |
| Backup, Recovery and Flashback | 8% | - Archive log management - Flashback Database usage - RMAN backup to standby |
| Patching, Upgrading and Optimization | 8% | - Optimize SQL Apply performance - Rolling upgrades and patching - Optimize redo transport |
| Data Protection Modes | 8% | - Switch between protection modes - Maximum Protection, Availability, Performance |
| Data Guard Broker | 12% | - Architecture and benefits - Create and manage broker configuration - Monitor via EM and DGMGRL |
| Oracle Data Guard Basics | 8% | - Benefits and use cases - Multi-tenant database support - Standby database types: physical, logical, snapshot - Architecture and components |
| Manage Network Services | 6% | - Application Continuity - Automatic client failover - Configure client connectivity |
| Role Transitions | 10% | - Fast-Start Failover configuration - Observer management - Perform switchover operations - Perform failover operations |
| Snapshot and Logical Standby | 8% | - SQL Apply filtering - Create and manage logical standby - Create and manage snapshot standby - Convert between physical and snapshot |
Straight Answers About the Oracle 1Z0-066 Exam
The 1Z0-066 exam is Oracle's official assessment for the Oracle Certified Expert, Oracle Database 12c: Data Guard Administrator certification, which sits at the Expert level. It verifies that you can work with the Oracle Database 12c: Data Guard Administrator skill set the way real jobs demand — not merely recognize the terminology. It also belongs to a certification family that includes Oracle Database 12c Administrator Certified Professional, Oracle Database 11g Administrator Certified Professional, Oracle Database Administration 2019 Certified Professional, so passing it strengthens your position across multiple career paths. For newcomers and veterans alike, the 1Z0-066 exam is the kind of credential that converts effort into evidence.
The Oracle Database 12c: Data Guard Administrator blueprint contains 10 domains, beginning with Data Protection Modes (8%), Oracle Data Guard Basics (8%), and Create Physical Standby Database (12%). Use the weightings like a map of where the points live — the heaviest domains earn the largest share of your study hours. The complete topic list is in the exam topics section above; study against it, and nothing in the exam will feel unannounced.
You're looking at 74 questions inside 120 minutes on the Oracle Database 12c: Data Guard Administrator exam. Do the division now and memorize your per-question budget; on exam day, anything that blows its budget gets flagged and revisited with leftover time. Timed practice is what makes this instinctive — the GuideTorrent PC test engine runs time-limited mock exams and scores them automatically, so you arrive already knowing your pace.
Oracle sets the Oracle Database 12c: Data Guard Administrator passing score at 61%, and each attempt costs $245 USD — full price every time, retakes included. That makes preparation the cheaper strategy by a wide margin. The practical path: take auto-scored timed mocks with GuideTorrent practice questions until you clear the passing mark comfortably across multiple runs, then register with confidence grounded in data.
The official Oracle Database 12c: Data Guard Administrator format list includes: Multiple Choice. Each format rewards a specific skill — scenario items reward careful reading order, multi-select items reward completeness — so practice should cover all of them, not just your favorites. GuideTorrent's 112 practice questions span the full list, which means the exam's mechanics feel rehearsed and only its content requires thought.
Oracle offers the 1Z0-066 exam in English. Choose the language you process fastest when the clock is running — comprehension speed quietly decides borderline results. If English is your pick, working through GuideTorrent's English 1Z0-066 practice questions builds precisely the vocabulary the exam will use against you.
Passing the Oracle Database 12c: Data Guard Administrator exam earns a credential valid for Valid until retirement; no fixed expiration. Record the expiry date as soon as you pass, and look into recertification options well in advance — a renewal planned early is trivial, a lapsed credential is not. Recertification policy belongs to Oracle and changes periodically, so confirm the current rules on the official certification page.
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Oracle Database 12c: Data Guard Administrator Sample Questions:
Which two are true about the use of RMAN recovery catalogs when offloading backups to a physical standby database? (Choose two.)
- A. It is not necessary to use a recovery catalog unless a far sync instance is used to route redo to the physical standby database.
- B. Primary and physical standby database may use different virtual recovery catalogs in the same physical recovery catalog.
- C. The primary and physical standby databases must be registered separately in the recovery catalog, if a far sync instance is used to route redo to the physical standby database.
- D. It backups that are offloaded to a physical standby database are taken when not connected to a recovery catalog, then they may still be used for restoration on the primary database.
- E. The physical standby database may be used to register the database in the recovery catalog, if the primary is not registered.
Correct Answer: A,B 🗳️
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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 logical 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 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.
- 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 physical standby database instance writes online redo logs.
Correct Answer: A,C,E 🗳️
Which two are true about rolling release upgrades in a Data Guard environment? (Choose two.)
- A. A physical standby database can be converted to a logical standby database temporarily.
- B. Rolling release upgrades require the background process RVWR to write flashback logs on the standby database.
- C. The recovery point objective increases proportionally to the duration of the rolling release upgrade procedure.
- D. The KEEP IDENTITY clause ensures that a logical standby database keeps the same DBID as the primary database.
- E. The background process DMON must be enabled on the primary and standby databases during a rolling release upgrade procedure.
Correct Answer: A,D 🗳️
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Which two statements are true for Data Guard environments with multi-tenant databases? (Choose two.)
- A. A pluggable database within a multi-tenant standby database can have a different database role than the container database.
- B. A pluggable database within a multi-tenant standby database can have a different open mode than the container database.
- C. DB_UNIQUE_NAME must be specified differently for each pluggable database within a multi-tenant standby database.
- D. Each pluggable database within a multi-tenant physical standby has one MRP background process running during redo apply.
- E. Each pluggable database within a multi-tenant physical standby database has a minimum of one associated Oracle Net service name.
Correct Answer: B,C 🗳️
Examine this command executed on a physical standby database to transition it to a logical standby database:
SQL> ALTER DATABASE RECOVER TO LOGICAL STANDBY prodlgsby;
Which statement is true regarding the execution of this command?
- A. It will automatically start redo apply.
- B. The Managed Recovery Process (MRPO) continues applying redo up to the SCN immediately preceding the redo corresponding to the LogMiner dictionary build.
- C. SQL apply is automatically started when transitioning to the logical standby database.
- D. FLASHBACK is automatically enabled when transitioning to the logical standby database.
- E. Supplemental logging will be enabled on the logical standby database when the physical database is transitioned to the logical standby database.
Correct Answer: A 🗳️
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