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Oracle 1z1-078 : Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administration
Exam Code: 1z1-078
Exam Name: Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administration
Updated: Oct 23, 2026
Q & A: 79 Questions and Answers
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Oracle 1z1-078 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Patching and Upgrades | - Maintain Cluster Software
|
| Topic 2: High Availability and Failure Management | - Cluster Availability
|
| Topic 3: Oracle Grid Infrastructure Installation and Configuration | - Install Oracle Grid Infrastructure
|
| Topic 4: Monitoring and Troubleshooting | - Performance and Diagnostics
|
| Topic 5: Oracle RAC Administration | - Manage RAC Databases
|
| Topic 6: Oracle ASM Administration | - Manage ASM Storage
|
| Topic 7: Backup and Recovery in RAC Environments | - RMAN Operations
|
Before You Start: Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administration Answers
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The package includes 79 practice questions for the 1z1-078 exam. The count is set through analysis of a large volume of data, so the set matches the scope of the real test without padding.
- Backup and Recovery in RAC Environments ()
- Patching and Upgrades ()
- Oracle RAC Administration ()
Divide your time according to each topic's weight.
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Oracle recommends hands-on experience with Oracle Database 19c, RAC, ASM, and Grid Infrastructure administration. This exam is commonly pursued as part of the Oracle Database Administration 2019 Certified Professional credential path.
Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administration Sample Questions:
Question #1
Secure Cluster Communication protects the cluster interconnect from common security threats when used together with Single Network Support. Secure Cluster Communication includes message digest mechanisms, protection against fuzzing, and uses Transport Layer Security (TLS) to provide privacy and data integrity between the cluster members.
Which statement is true about securing cluster interconnect communication?
- A. Security for the cluster interconnect is invoked automatically as part of a new Oracle Grid Infrastructure 19c deployment or an upgrade to Oracle Grid Infrastructure 19c using an auto-generated encryption key that is stored locally on each node of the cluster in an Oracle Wallet and Database administrators or cluster administrators must provide a valid path for the Wallet file.
- B. Database administrators or cluster administrators must provide a valid server certificate and an Oracle Wallet for each node during new Oracle Grid Infrastructure 19c deployment or an upgrade to Oracle Grid Infrastructure 19c to secure the interconnect communication.
- C. Database administrators or cluster administrators must provide an encryption key during new Oracle Grid Infrastructure 19c deployment or an upgrade to Oracle Grid Infrastructure 19c to secure the interconnect communication.
- D. Security for the cluster interconnect is invoked by auto-generated server certificates that will be assigned to each cluster node as part of a new Oracle Grid Infrastructure 19c deployment or an upgrade to Oracle Grid Infrastructure 19c.
- E. Security for the cluster interconnect is invoked automatically as part of a new Oracle Grid Infrastructure 19c deployment or an upgrade to Oracle Grid Infrastructure 19c and Database administrators or cluster administrators do not need to make any configuration changes for this feature.
Correct Answer: E 🗳️
Question #2
You support a RAC database with these characteristics:
1. There are six instances.
2. Server Pool prod has a maximum of four servers.
3. CRM is a policy managed, uniform service using Server Pool prod.
4. ERP is a policy managed, singleton service using Server Pool prod.
5. Grid infrastructure is installed and running in its default configuration.
Which four benefits are provided by this configuration in Oracle 19c? (Choose four.)
- A. High availability for the CRM service
- B. Load balancing of connection requests for CRM across all database instances running on servers in the prod pool
- C. High availability for the ERP service
- D. Load balancing of client connection requests for CRM across four Single Client Access Name (SCAN) listeners
- E. Load balancing of connection requests across all six database instances
- F. Load balancing of connection requests for ERP across all database instances running on servers in the prod pool
- G. Load balancing of client connection requests for ERP across three Single Client Access Name (SCAN) listeners
Correct Answer: A,B,C,D 🗳️
Question #3
Which statement is true about Oracle Database 19c SGA Management?
- A. Oracle RAC Resource Management only allows assignment of the SGA during database startup.
- B. Oracle RAC Resource Management only allows assignment of the SGA during instance startup.
- C. Oracle RAC Resource Management requires the same SGA value for all the instances of a RAC database which is configured during database startup only.
- D. Oracle RAC Resource Runtime Management allows for automatic and runtime adjustment of the SGA.
Correct Answer: D 🗳️
Question #4
Which four statements are true concerning the upgrading of Oracle Grid Infrastructure 19c? (Choose four.)
- A. The oracle SID environment variable must be set to the SID of the ASM instance in the installation owner's environment.
- B. Upgrade validation may be done using the Oracle Universal Installer which in turn invokes the built-in cluster verification utility.
- C. The upgrade must be done out-of-place.
- D. The upgrade must be done in-place.
- E. The oracle home environment variable must be set to the Grid Infrastructure home directory in the installation owner's environment.
- F. The cluster verification utility cluvfy.sh can generate fixup scripts to run on all nodes of the cluster.
- G. The cluster verification utility cluvfy.sh can verify that the cluster is ready for an upgrade.
Correct Answer: B,E,F,G 🗳️
Question #5
Which three statements are true about diagnostic reporting for the OCR and OLR files? (Choose three.)
- A. The OCRCONFIG utilty can be used to repair a corrupt OCR file in an online fashion with the clusterware running on all nodes.
- B. The OCRCHECK utility can check the OLR in an online fashion with the clusterware running on all nodes.
- C. The OCRDUMP utility can dump specific keys from the OCR in an online fashion with the clusterware running on all nodes.
- D. The OCRDUMP utility can dump specific keys from the OLR in an online fashion with the clusterware running on all nodes.
- E. The CLUVFY utility can check the integrity of the OCR but not the OLR.
Correct Answer: B,C,D 🗳️
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