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Oracle 1Z0-997-25 : Oracle Cloud Infrastructure 2025 Architect Professional

1Z0-997-25 real exams

Exam Code: 1Z0-997-25

Exam Name: Oracle Cloud Infrastructure 2025 Architect Professional

Updated: Sep 09, 2026

Q & A: 322 Questions and Answers

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Oracle 1Z0-997-25 Exam Syllabus Topics:

SectionWeightObjectives
Design and Architecture30%- Design hybrid and multi-cloud architectures
- Design scalable and resilient solutions for high availability and disaster recovery
- Plan and design enterprise landing zones and network architectures
- Design cloud-native, microservices, and serverless architectures
Operations and Migration20%- Design, implement, and operate Oracle Database Services
- Optimize costs and operational efficiency
- Migrate workloads, databases, and data to OCI
- Implement observability and monitoring solutions
Security and Compliance25%- Manage encryption, keys, and secrets
- Enforce compliance and governance policies
- Implement identity and access management
- Design secure architectures using OCI security services
Infrastructure and Platform Services25%- Use serverless services like Functions and API Gateway
- Design and implement compute, storage, and networking services
- Implement infrastructure as code using Terraform and Resource Manager
- Work with container services including OKE, Registry, and Container Instances

Oracle Cloud Infrastructure 2025 Architect Professional Sample Questions:

Question 1

Azure apps intermittently lose DB connectivity after OCI upgrades. How can you stabilize this?

A. Increase circuit bandwidth
B. Enable BGP auto-failover and community tags
C. Disable interconnect during upgrade
D. Change to VPN fallback


Question 2

During a large extract for BI, an ADB query loading 150 M rows fails due to memory constraints. How do you fix it?

A. Use smaller SELECT column lists
B. Partition data + incremental fetch
C. Increase PowerBI VM RAM
D. Disable indexes


Question 3

Your enterprise app must recover from region-wide failure within 15 minutes with minimal data loss. Best solution?

A. Cold backups + restore
B. Pilot light with automated recovery
C. Pilot light + async replication
D. Warm standby with Full Stack DR orchestration


Question 4

Which prerequisite must be addressed before logical migration to avoid data corruption?

A. Enable auto-purge on target jobs
B. Enforce zone-aware VCN setup
C. Match source & target character sets
D. Require target DB to use default tablespace names


Question 5

How can you set up per-route rate limiting and custom authorization on API Gateway for functions?

A. Use API Gateway WAF for all routes
B. Perform auth inside backend function
C. Define rate-limit policies per route
D. Deploy a custom authorizer function via gateway route


Solutions:

Question 1
Answer: B
Question 2
Answer: B
Question 3
Answer: D
Question 4
Answer: C
Question 5
Answer: C,D

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