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Updated: Sep 23, 2026
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Oracle 1Z0-997-25 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Cloud Infrastructure 2025 Architect Professional |
| Exam Number: | 1Z0-997-25 |
| Exam Duration: | 105 minutes |
| Certificate Validity Period: | 3 years (requires recertification or continuing education) |
| Available Languages: | English |
| Passing Score: | 68% |
| Related Certifications: | Oracle Cloud Infrastructure 2025 Developer Associate Oracle Cloud Infrastructure 2024 Architect Associate |
| Exam Price: | $245 USD |
| Real Exam Qty: | 82 |
| Exam Format: | Multiple Choice, Multiple Select |
| Sample Questions: | Oracle 1Z0-997-25 Sample Questions |
| Exam Way: | Online proctored exam or in-person at Pearson VUE testing center |
| Pre Condition: | Recommended: Oracle Cloud Infrastructure 2024 Architect Associate (1Z0-1072-24) or equivalent experience |
| Official Syllabus URL: | https://education.oracle.com/oracle-cloud-infrastructure-2025-architect-professional/pexam_1Z0-997-25 |
Oracle 1Z0-997-25 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Identity and Access Management | - Authentication and Authorization - Dynamic Groups and Policies - IAM Policies and Compartments |
| Topic 2: Database Services | - Autonomous Database - Exadata Cloud Service - Database Migration Strategies - Data Guard and Backup Solutions |
| Topic 3: Compute Services | - Bare Metal and Virtual Machines - Instance Scaling and Auto-Scaling - Custom Images and Boot Volumes - Instance Types and Shapes |
| Topic 4: Cloud Architecture Overview | - Disaster Recovery Planning - Designing for High Availability - Multi-Region Architecture - OCI Core Services and Architecture |
| Topic 5: Security Best Practices | - Vault Services - Compliance and Governance - Key Management Service - Security Zones and Cloud Guard |
| Topic 6: Storage Solutions | - File Storage Service - Object Storage and Archive - Data Transfer Options - Block Volume Storage |
| Topic 7: OCI Networking | - Load Balancing Strategies - VPN and FastConnect - Virtual Cloud Networks (VCN) - Network Security Components |
| Topic 8: Monitoring and Operations | - Cost Management - Alerting and Notifications - Observability and Logging |
Oracle Cloud Infrastructure 2025 Architect Professional Sample Questions:
You have an application running in Microsoft Azure and want to use Oracle Autonomous Data warehouse (ADW) instance for running business analytics.
How can you build a secure solution for such a use-case?
Response:
- A. Setup an interconnect between OCI and Microsoft Azure using FastConnect and ExpressRoute. Use a Service Gateway in OCI Virtual Cloud Network to provide connectivity to the Oracle ADW instance for the application in Microsoft Azure VNet.
- B. Connect the Oracle ADW in your VCN to the Microsoft Azure VNet over the internet.
- C. Create a software Remote Peering Connection between Oracle Cloud Infrastructure (OCI) Virtual Cloud Network (VCN) and Microsoft Azure Virtual Network (VNet) and connect the application with Oracle ADW instance.
- D. Create a software VPN connection between Oracle Cloud Infrastructure (OCI) Virtual Cloud Network (VCN) and Microsoft Azure Virtual Network (VNet) and connect the application with Oracle ADW instance.
Correct Answer: D 🗳️
Which network resource configuration is mandatory for a private API Gateway using Functions backends?
- A. A Local Peering Gateway
- B. A regional private subnet with Service Gateway
- C. A NAT Gateway in public subnet
- D. A public subnet with internet routing
Correct Answer: B 🗳️
Frequent IaC updates cause unpredictable deployments. What's the countermeasure?
- A. Increase apply frequency
- B. Disable CI/CD auto_apply
- C. Run terraform destroy nightly
- D. Implement preview (plan) and manual approval gates
Correct Answer: D 🗳️
An application spans two regions. You need failover with minimal RTO. Which design choices would you implement?
- A. Replicate container deployments via Resource Manager
- B. Multi-Region Autonomous Database
- C. Use Availability Domains only
- D. Traffic Management Steering Policy with health checks
- E. Configure backup retention for 7 days
Correct Answer: A,B,D 🗳️
Your Base DB on Exadata VM suffers lags during peak activity. How to optimize?
- A. Enable ASM with disk striping and mirroring
- B. Increase VM size only
- C. Add more redo logs
- D. Use a single large disk
Correct Answer: A 🗳️
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