Latest Aug-2026 Oracle 1Z0-997-25 Dumps Updated 322 Questions
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NEW QUESTION # 98
GoldenGate replication is lagging under high DML load. What optimization should you apply first?
- A. Offload extract and replication to a GoldenGate microservices hub near the source
- B. Use single-threaded extract
- C. Increase network bandwidth only
- D. Increase source DB CPU allocation
Answer: A
NEW QUESTION # 99
Your AI workload in GCP uses Vertex AI and Oracle Autonomous DB. Latency spikes are affecting performance. What's the best fix?
- A. Use Oracle Cross_Cloud Interconnect
- B. Increase local CPU only
- C. Add caching layer in GCP
- D. Use egress-enabled VPN
Answer: A
NEW QUESTION # 100
High secret-request noise is impacting the gateway. How optimize?
- A. Increase vault cluster size
- B. Implement VM local caching with short TTL
- C. Enable caching at clients
- D. Batch requests in application
Answer: C
NEW QUESTION # 101
Your data pipeline fails due to sudden spike in analytics workload on ATP. How do you mitigate?
- A. Add read replica
- B. Use auto-pause feature
- C. Scale compute OCPUs + switch to analytic service
- D. Switch to Bare Metal DB
Answer: C
NEW QUESTION # 102
An e-commerce company is running on Oracle Cloud Infrastructure (OCI) and many compute instances remain unused for the most part of the year except during Black Friday and Christmas. You suggest they use OCI's autoscaling feature and present them a slide to showcase the features of autoscaling.
Which option is inaccurate in your presentation to the customer?
Response:
- A. Autoscaling relies on performance metrics such as CPU utilization that are collected by the OCI Monitoring service to trigger an autoscaling event.
- B. Autoscaling requires an instance pool as a prerequisite so that it can automatically adjust the number of compute instances in an instance pool.
- C. A cooldown period between autoscaling events lets the system stabilize at the updated level.
- D. When an instance pool scales in, instances are terminated in this order: The number of instances is balanced across availability domains, and then balanced across fault domains. Finally, within a fault domain, the newest instance is terminated first.
Answer: D
NEW QUESTION # 103
You need multi-region high availability for stateful containers. Which combination of actions addresses both compute and data redundancy?
- A. Use CSI snapshot scheduling
- B. Use only one cluster behind a load balancer
- C. Use Block Volume replication across regions
- D. Deploy OKE clusters in multiple regions
Answer: C,D
NEW QUESTION # 104
Select all recommended best practices for migrating enterprise workloads.
- A. Skip testing & cutover during off_peak
- B. Engage Oracle experts or partners early
- C. Use phased "plan-prepare-execute-validate" cycle
- D. Rebuild OS after migration
Answer: B,C
NEW QUESTION # 105
What improves drift detection and remediation in OCI Resource Manager?
- A. Export state daily
- B. Manually inspect console
- C. Schedule drift detection jobs
- D. Run state lock only
Answer: C
NEW QUESTION # 106
Which OCI feature provides centralized policy enforcement and automatic remediation for insecure configurations?
- A. IAM policies
- B. OCI Security Zones
- C. Compliance documents
- D. OCI Cloud Guard
Answer: B
NEW QUESTION # 107
Select all actions that enhance container cluster security posture in OCI.
- A. Regularly patch node OS using tools like kured
- B. Enable image scanning in registry
- C. Run containers as root user
- D. Open all ports in security lists
- E. Integrate OCI IAM for cluster access control
Answer: A,B,E
NEW QUESTION # 108
Select all best practices for artifact and container image lifecycle management in OCI DevOps.
- A. Push latest tag only
- B. Use unique pipeline per environment
- C. Store images outside OCI
- D. Tag images using semantic versioning
- E. Automatically expire old artifacts in registry
Answer: D,E
NEW QUESTION # 109
Which VMware tool enables live migration of VMs between on-prem and OCVS without IP changes?
- A. VMware HCX
- B. Oracle VM Manager
- C. vSphere vMotion
- D. NSX-T Federation
Answer: A
NEW QUESTION # 110
Which scenario merits choosing Exadata Cloud@Customer over Autonomous DB?
- A. Small dev/test workload needing low maintenance
- B. Ad-hoc analytics with no compliance concerns
- C. Strict data residency and extremely high OLTP performance
- D. Lightweight microservices DB
Answer: C
NEW QUESTION # 111
Which practice ensures developers get feedback on merge readiness before committing to the main branch?
- A. Run pipeline only on commits to main
- B. Use manual code review only
- C. Developers run local pipelines
- D. Use pull-request builds via OCI DevOps
Answer: D
NEW QUESTION # 112
A multi_tenant app needs central admin and resource isolation. Which DB type?
- A. Shared Autonomous DB serverless
- B. Autonomous DB Dedicated with multiple PDBs
- C. Base DB on Exadata
- D. Multiple VMs per tenant
Answer: B
NEW QUESTION # 113
Which OCI DNS feature enables microservices in private subnets to resolve hostnames within a VCN without exposing them to the internet?
- A. Public DNS zone
- B. Service Gateway
- C. Private DNS zone
- D. Local Peering Gateway
Answer: C
NEW QUESTION # 114
You must rotate secrets automatically for hundreds of microservices. Which solution meets this requirement?
- A. Third_party vault integration
- B. OCI Vault with secret versioning and SDK retrieval
- C. Store secrets in environment variables
- D. Use Kubernetes static secrets
Answer: B
NEW QUESTION # 115
A 10 TB on-prem database requires migration with minimal downtime and balanced resource use. Which approach?
- A. Full Data Pump export at night, import in OCI by day
- B. RMAN duplicate to OCI then cut over
- C. Zero_Downtime Migration combining initial Data Pump load and GoldenGate incremental sync
- D. Manual table-level export for critical tables
Answer: C
NEW QUESTION # 116
Which service orchestrates cross-region recovery automatically?
- A. Use manual Terraform scripts
- B. Public DNS failover
- C. Site-to-site VPN
- D. OCI Full Stack Disaster Recovery
Answer: D
NEW QUESTION # 117
Which OCI database solution provides self-driving automation and scaling based on workload patterns?
- A. Autonomous Database (ATP/ADW)
- B. Bare Metal VM_based Oracle DB
- C. Exadata Cloud@Customer
- D. Database on Bare Metal VM
Answer: A
NEW QUESTION # 118
As part of your organization's initiative to migrate on-premises workloads to Oracle Cloud Infrastructure using Oracle Cloud Migrations (OCM) service, you have been tasked to understand the end-to-end migration workflow.
Which sequence correctly represents the stages in the OCM migration workflow?
Response:
- A. Assessment and Planning, Discovery, Inventory, Replication, Execution
- B. Discovery, Assessment and Planning, Inventory, Execution, Replication
- C. Inventory, Discovery, Replication, Assessment and Planning, Execution
- D. Assessment and Planning, Replication, Discovery, Inventory, Execution
- E. Discovery, Inventory, Assessment and Planning, Replication, Execution
Answer: E
NEW QUESTION # 119
Cold-start times are high for your OCI Function. What optimization helps?
- A. Increase memory only
- B. Enable provisioned concurrency for Functions
- C. Minify code only
- D. Move to VM-based computing
Answer: B
NEW QUESTION # 120
You need to back up secrets to another region. What's correct?
- A. Use Object Storage backup
- B. Scripts using CLI export/import
- C. Rely on region failover automatically
- D. Use cross-region replicate API or script with secret bundling
Answer: D
NEW QUESTION # 121
A vulnerability is found in a container base image. How do you roll out updated images at scale with minimal disruption?
- A. Use Terraform to update compute instances only
- B. Manually patch nodes
- C. Apply hot patches directly to running containers
- D. Rebuild images with updated base and use rolling deployments
Answer: D
NEW QUESTION # 122
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