Oracle · Official Blueprint · Last reviewed May 2026
The official Oracle 1Z0-1127-25 exam covers 8 domains. Domain weights tell you exactly how much of the exam each topic represents — and where to invest your study time.
Covers the topics, concepts, and applied skills examined under the Prompt Engineering domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Prompt Engineering questionsCovers the topics, concepts, and applied skills examined under the OCI Generative AI Service domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice OCI Generative AI Service questionsCovers the topics, concepts, and applied skills examined under the LLM Fundamentals domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice LLM Fundamentals questionsCovers the topics, concepts, and applied skills examined under the LangChain and AI Application Development domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice LangChain and AI Application Development questionsCovers the topics, concepts, and applied skills examined under the Fundamentals of Large Language Models domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Fundamentals of Large Language Models questionsCovers the topics, concepts, and applied skills examined under the Using OCI Generative AI Service domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Using OCI Generative AI Service questionsCovers the topics, concepts, and applied skills examined under the Building LLM Applications with RAG and Vector Search domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Building LLM Applications with RAG and Vector Search questionsCovers the topics, concepts, and applied skills examined under the Deploying and Managing Generative AI on OCI domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Deploying and Managing Generative AI on OCI questionsThe heaviest domain on the 1Z0-1127-25 is "Prompt Engineering" at 13%. Start here and return to it regularly.
Allocate study time proportional to domain weight — a 25% domain deserves roughly 25% of your prep hours.
Never skip a low-weight domain. A 10% domain still represents 5–7 exam questions — enough to make the difference between pass and fail.
Use Courseiva domain analytics to track your accuracy per domain automatically. The system routes extra questions to your weak areas.
Courseiva tracks your accuracy per domain automatically and routes you toward your weakest areas — no manual configuration needed.