Quick Answer
The answer is the /v1/completions endpoint. This is correct because the OCI Generative AI service exposes a dedicated completions endpoint specifically designed for text generation tasks, where you send a prompt and receive a model-generated continuation, as clearly defined in the OCI Generative AI API reference. On the Oracle Cloud Infrastructure Generative AI Professional 1Z0-1127 exam, this question tests your understanding of the core API structure—distinguishing the general-purpose completions endpoint from specialized endpoints like /v1/chat or /v1/embeddings. A common trap is confusing the completions endpoint with the chat endpoint, but remember that completions handles single-turn text generation without a conversation history. For a quick memory tip, think “C for Continuation”—the /v1/completions endpoint continues your text, making it the go-to for straightforward generation requests.
This 1Z0-1127 practice question tests your understanding of using oci generative ai service. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A developer wants to generate text using the OCI Generative AI service via the API. Which endpoint should they use to send a text generation request?
/v1/chat/completions
Why wrong: This endpoint is designed for chat conversations, not general text generation.
/v1/embeddings
Why wrong: This endpoint is for creating embeddings, not text generation.
/v1/completions
This is the correct endpoint for text generation requests.
/v1/models
Why wrong: This endpoint retrieves available models, not for generating text.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
/v1/completions
Option C is correct because the OCI Generative AI service uses the /v1/completions endpoint for text generation requests, as documented in the OCI Generative AI API reference. This endpoint accepts a prompt and generates a continuation of the text, making it the appropriate choice for general text generation tasks.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
/v1/chat/completions
Why it's wrong here
This endpoint is designed for chat conversations, not general text generation.
/v1/embeddings
Why it's wrong here
This endpoint is for creating embeddings, not text generation.
/v1/completions
Why this is correct
This is the correct endpoint for text generation requests.
Related concept
Read the scenario before looking for a memorised answer.
/v1/models
Why it's wrong here
This endpoint retrieves available models, not for generating text.
Common exam traps
Oracle often tests the distinction between OCI-specific endpoints and those from other AI services like OpenAI, so candidates may mistakenly choose /v1/chat/completions if they confuse OCI Generative AI with ChatGPT's API.
Detailed technical explanation
The /v1/completions endpoint in OCI Generative AI accepts parameters such as 'prompt', 'max_tokens', 'temperature', and 'model_id' to control generation behavior. Under the hood, the service uses transformer-based large language models (LLMs) deployed on OCI's AI infrastructure, and the request is authenticated via API keys or OCI IAM tokens. In a real-world scenario, a developer would call this endpoint with a prompt like 'Write a summary of cloud computing' and receive a generated text response in JSON format.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A practitioner preparing for the 1Z0-1127 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
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FAQ
Using OCI Generative AI Service — This question tests Using OCI Generative AI Service — Read the scenario before looking for a memorised answer..
The correct answer is: /v1/completions — Option C is correct because the OCI Generative AI service uses the /v1/completions endpoint for text generation requests, as documented in the OCI Generative AI API reference. This endpoint accepts a prompt and generates a continuation of the text, making it the appropriate choice for general text generation tasks.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
This 1Z0-1127 practice question is part of Courseiva's free Oracle certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 1Z0-1127 exam.
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