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Oracle 1Z0-997-25 Exam Syllabus Topics:

Section	Objectives
Identity and Access Management (IAM)	- Federation and identity providers - Policies, compartments, and tenancy structure
Compute and Storage Services	- Compute instances and scaling strategies - Block, object, and file storage architecture
Database Services	- Autonomous Database concepts - High availability and backup strategies
Networking in OCI	- Load balancers, gateways, and routing - VCN design and subnetting
Security and Compliance	- Security zones and governance policies - Encryption and key management
Architecture Design and Principles	- High availability and scalability design - Cloud architecture fundamentals
Migration and Hybrid Cloud	- On-premises to OCI migration strategies - Hybrid connectivity options

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Oracle Cloud Infrastructure 2025 Architect Professional Sample Questions (Q185-Q190):

NEW QUESTION # 185
In a zero-trust microservices architecture on OCI, which combination should you implement?

A. Service Gateway for internal traffic
B. Mutual TLS between microservices
C. Internet Gateway in each subnet
D. Network Security Groups between all tiers

Answer: B,D

NEW QUESTION # 186
Which container orchestration approach is recommended in OCI?

A. DIY Docker Swarm
B. Use OKE (Oracle Kubernetes Engine)
C. Run unmanaged Kubernetes
D. Use VMs with local Docker

Answer: B

NEW QUESTION # 187
GoldenGate replication is lagging under high DML load. What optimization should you apply first?

A. Increase source DB CPU allocation
B. Offload extract and replication to a GoldenGate microservices hub near the source
C. Use single-threaded extract
D. Increase network bandwidth only

Answer: B

NEW QUESTION # 188
Select all OCI security services you'd use to protect an internet-facing web tier.

A. Key Management Service
B. Web Application Firewall (WAF)
C. Vulnerability Scanning Service
D. Cloud Guard

Answer: B,C,D

NEW QUESTION # 189
Select all recommended best practices for migrating enterprise workloads.

A. Use phased "plan-prepare-execute-validate" cycle
B. Engage Oracle experts or partners early
C. Rebuild OS after migration
D. Skip testing & cutover during off_peak

Answer: A,B

NEW QUESTION # 190
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