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OCI 1Z0-997-25 Guide: OCI Architect Professional

OCI 1Z0-997-25 exam guide covering enterprise architecture, multicloud design, resilience, governance, and cost decisions.

1Z0-997-25 is a high-level architecture and tradeoff exam. Strong answers usually come from separating placement, network design, resilience, and automation concerns instead of treating a large OCI service as the answer to every scenario.

Blast radius: The scope of systems or data affected when one design choice, misconfiguration, or failure goes wrong.

Recovery objective: The architectural target for how quickly service must return and how much data loss is acceptable.

What this guide emphasizes

  • advanced OCI network, IAM, and architecture tradeoffs
  • HA, DR, and recovery planning for larger workloads
  • service-selection judgment across compute, storage, and infrastructure automation
  • common professional-level traps around overscoping, overexposure, and weak recovery design

What strong answers usually do

  • classify the problem first as placement, network, resilience, or automation
  • choose the simplest architecture that still reduces blast radius and supports recovery
  • separate operational control from pure infrastructure capability
  • prefer answers that preserve observability, repeatability, and clear failure handling

Use this exam guide in order

  • Build a schedule: Study Plan
  • Review architecture, HA, and DR traps: Cheat Sheet
  • Clarify high-confusion professional-level terms: Glossary
  • Resolve last-week questions: FAQ
  • Check the primary Oracle and OCI sources: Resources

In this section

Revised on Monday, June 15, 2026
1Z0-931-25