The Oracle 1Z0-076 exam, officially titled Oracle Database 19c: Data Guard Administration, is part of the Oracle Database certification path. It is designed for database professionals who manage, protect, and maintain Oracle Data Guard environments. Passing this exam shows that you understand core Data Guard concepts and can handle standby databases, role transitions, protection modes, and broker management. It is an important credential for candidates who want to prove practical skills in database availability and disaster recovery.
| # | Exam Topics | Sub-Topics | Approximate Weightage (%) |
|---|---|---|---|
| 1 | Oracle Data Guard Basics | Architecture overview, primary and standby roles, key terminology | 5% |
| 2 | Creating a Physical Standby Database by Using SQL and RMAN Commands | Standby creation steps, duplication methods, initialization and verification | 10% |
| 3 | Creating a Logical Standby Database | Prepare the primary, build the standby, SQL Apply setup | 5% |
| 4 | Creating and Managing a Snapshot Standby Database | Conversion process, testing use cases, return to physical standby | 5% |
| 5 | Oracle Data Guard Broker Basics | Broker concepts, configuration files, command-line overview | 5% |
| 6 | Creating a Data Guard Broker Configuration | Configuration creation, member registration, initial validation | 7% |
| 7 | Monitoring a Data Guard Broker Configuration | Status checks, health validation, broker views and alerts | 6% |
| 8 | Configuring Data Protection Modes | Maximum protection, maximum availability, maximum performance | 6% |
| 9 | Performing Role Transitions | Switchover steps, failover concepts, post-transition checks | 8% |
| 10 | Using Flashback Database in a Data Guard Configuration | Flashback requirements, reinstatement, recovery scenarios | 6% |
| 11 | Enabling Fast-Start Failover | Observer setup, failover automation, configuration prerequisites | 5% |
| 12 | Backup and Recovery Considerations in an Oracle Data Guard Configuration | Backup planning, recovery options, standby backup impact | 5% |
| 13 | Patching and Upgrading Databases in a Data Guard Configuration | Rolling maintenance, patching sequence, upgrade planning | 6% |
| 14 | Optimizing and Tuning a Data Guard Configuration | Apply lag tuning, transport tuning, performance checks | 5% |
| 15 | Managing Physical Standby Files After Structural Changes on the Primary Database | File addition and rename handling, redo apply consistency | 5% |
| 16 | Using Oracle Active Data Guard: Far Sync and Real-Time Cascading | Far sync usage, cascading standby setup, transport efficiency | 4% |
| 17 | Enhanced Client Connectivity in a Data Guard Environment | Service management, connect-time behavior, client failover support | 2% |
| 18 | Managing Oracle Net Services in a Data Guard Environment | Listener setup, service registration, network connectivity | 1% |
| 19 | Using Oracle Active Data Guard: Supported Workloads in Read-Only Standby Databases | Read-only access, reporting workloads, standby usage limits | 5% |
This exam tests both conceptual understanding and hands-on administration ability. Candidates must know how to configure, monitor, and troubleshoot Data Guard environments, and they should be comfortable with standby creation, broker operations, failover planning, recovery, and maintenance tasks. Success requires more than memorization because the questions often reflect real operational scenarios and practical decision-making.
QA4Exam.com provides Exam PDF content with actual questions and answers plus an Online Practice Test for the Oracle 1Z0-076 exam. These resources help you study with real exam simulation, so you can become familiar with the question style and timing before test day. The practice materials are updated to reflect current exam needs and include verified answers that support accurate preparation. You can also improve time management by practicing under exam-like conditions, which is a major advantage when aiming to pass on the first attempt. Together, the PDF and practice test give you a focused and efficient way to prepare for Oracle Database 19c: Data Guard Administration.
This exam is for database professionals who work with Oracle Database and need to prove their knowledge of Data Guard administration, standby databases, and high availability tasks.
Yes, it can be challenging because it covers both theory and practical administration topics. Candidates usually need a solid understanding of Data Guard features and real-world configuration tasks.
Braindumps alone are not the best approach. They can help you review question patterns, but you should also understand the concepts and practice the administration tasks covered in the exam.
Hands-on experience is very helpful because the exam includes practical Data Guard scenarios. Real administration exposure makes it easier to understand role transitions, broker management, and standby operations.
The Exam PDF and Online Practice Test help you review actual question formats, verify answers, and practice under time pressure. This builds confidence and improves your readiness for the real Oracle 1Z0-076 exam.
The practice test is designed to simulate the exam experience with updated questions and verified answers. It helps you study in a realistic format and measure how prepared you are before the actual test.
No, it tests understanding of Data Guard concepts, configuration steps, monitoring, recovery, and operational decision-making. Memorization alone is not enough to handle scenario-based questions confidently.
Which four statements are true regarding SQL Apply filters for a logical standby database?
Based on the Oracle Database 19c documentation, the correct answers about SQL Apply filters for a logical standby database are: A. They can be used to skip execution of DML triggers on a table while allowing the DML to execute. B. They can be used to skip CREATE TABLE commands. C. They can be used to skip ALTER SYSTEM and ALTER DATABASE commands. G. They can be used to skip ALTER TABLE commands on specific tables.
Comprehensive Detailed Explanation: SQL Apply filters in a logical standby database can be set to control which SQL operations are applied to the standby. These filters allow for certain commands to be skipped, ensuring that they do not impact the standby database. For example, filters can be used to skip the execution of DML triggers to prevent them from firing during SQL Apply, while still allowing the underlying DML to be executed on the logical standby database. This is particularly useful when certain triggers are not desired to run in a standby environment. CREATE TABLE, ALTER SYSTEM, ALTER DATABASE, and specific ALTER TABLE commands can also be skipped using SQL Apply filters to prevent unwanted structural changes or administrative operations from affecting the logical standby database. These capabilities provide a level of control to ensure that the logical standby database reflects only the desired state of the primary database.
Reference: Oracle Database SQL Language Reference and Oracle Data Guard Concepts and Administration guide offer comprehensive details on the use of SQL Apply filters, including the range of SQL statements that can be influenced by these filters in a logical standby database environment.
Active Data Guard (ADG) databases are widely used to offload reporting or ad hoc query-only jobs from the primary database. Reporting workload profile is different from the primary database and often requires tuning.
Which tool is used to tune SQL workloads running on an ADG database?
AWR collects, processes, and maintains performance statistics for problem detection and self-tuning purposes. In an Active Data Guard environment, where the physical standby database can be used for read-only workloads, AWR can be instrumental in identifying performance bottlenecks and areas for optimization. It provides detailed reports that include wait events, time model statistics, and active session history, making it an invaluable tool for tuning SQL queries and overall database performance in an ADG setup.
Which feature is available when monitoring a Data Guard configuration using Enterprise Manager Cloud Control, but is not available using DGMGRL or by using SQL?
Which THREE statements are TRUE about the supported workload in Active Data Guard standby databases?
In an Oracle Active Data Guard environment:
B: Read-mostly reporting applications that utilize global temporary tables to store session-specific data can be effectively offloaded to an Active Data Guard standby database, reducing the load on the primary database.
C: Sequences can be used with global temporary tables on an Active Data Guard standby database to support certain types of read-mostly applications, though some restrictions on sequence use may apply.
E: In Oracle Database 19c and later, DML redirection allows DML operations performed on an Active Data Guard standby database to be transparently redirected to the primary database. This is part of the DML Redirection feature.
Option A is incorrect because not all PL/SQL blocks run on an Active Data Guard standby database can be redirected to the primary database. Some PL/SQL executions, specifically those that would attempt to make changes to the database, are not supported on the standby.
Option D is incorrect because DDL operations on private temporary tables are not redirected; instead, private temporary tables are session-specific and are not persisted on disk, so they do not generate redo and are not applicable to an Active Data Guard standby.
Which TWO statements are true about configuring Oracle Net Service in a Data Guard environment?
A static service must be registered with the local listener to enable DGMGRL to restart instances during the course of broker operations (A): For DGMGRL (Data Guard Manager Command-Line Interface) to perform instance management operations, such as restarting instances, a static service registration in the listener is required. This allows the broker to connect to the database instance even when the instance is not fully up and the dynamic service registration is not available.
Installing the oracle-database-preinstall-19c package is NOT sufficient to set up operating system kernel parameters for Oracle Net (C): While the oracle-database-preinstall-19c package automates the setting of several kernel parameters to meet the preinstallation requirements for Oracle Database, it does not specifically tailor all settings for Oracle Net in a Data Guard configuration. Additional manual configuration may be required to optimize Oracle Net services for Data Guard operations.
Oracle Data Guard Broker documentation
Oracle Net Services Administrator's Guide
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