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1Z0-1042-25 Overview — OCI 2025 Application Integration Professional

What 1Z0-1042-25 covers: API Gateway design, event-driven integration, serverless functions, messaging/streaming concepts, security, and observability on OCI.

OCI Application Integration Professional is about building integrations that are secure, observable, and resilient.

What you should be able to do

  • Design APIs with API Gateway: routes, auth, throttling, and safe exposure patterns.
  • Build event-driven workflows using Events, Notifications, and messaging/streaming concepts.
  • Use Functions for serverless glue code and automation hooks.
  • Secure integrations using IAM, Vault, and network boundaries.
  • Operate systems in production: retries, idempotency, DLQs (concept-level), monitoring, and logging.

Efficient prep strategy

  1. Use the Syllabus as your checklist.
  2. Learn the common patterns (API -> event -> function -> sink).
  3. Drill scenario questions on security boundaries and failure handling.
  4. Use the Cheatsheet for last-mile decision tables.