30/60/90-day study plan for OCI 2025 Developer Professional (1Z0-1084-25): recommended hours, weekly schedules, and practice integration.
This plan emphasizes repeatable developer skills: auth → API call → integrate services → operate safely.
Typical candidates need 60–110 focused hours.
| Your time | Recommended timeline |
|---|---|
| 16–20 hrs/week | 30 days (intensive) |
| 9–12 hrs/week | 60 days (balanced) |
| 5–7 hrs/week | 90 days (part‑time) |
| Week | Focus | Output |
|---|---|---|
| 1 | Auth + IAM for developers (policies, principals, compartment scope) | Topics 1–2 + drills |
| 2 | APIs/SDKs/CLI + core resource operations | Topics 3–4 + drills |
| 3 | Serverless + event-driven flows (Functions, Events, Notifications) | Topics 5–6 + mixed sets |
| 4 | Integration patterns + observability + review | mixed sets + revision |
| Week | Focus |
|---|---|
| 1–2 | Auth patterns + least privilege |
| 3–4 | APIs/SDKs/CLI + resource lifecycle |
| 5 | Functions + API Gateway concepts |
| 6 | Events + Notifications + Streaming concepts |
| 7 | Observability + troubleshooting |
| 8 | Mixed sets + final review |
| Weeks | Focus |
|---|---|
| 1–3 | Auth + IAM |
| 4–6 | APIs/SDKs/CLI |
| 7–9 | Functions + integrations |
| 10 | Observability |
| 11–12 | Review + mixed sets |
Open practice: /app/cloud/#/topic-selection/oracle_1z0-1084-25