1Z0-1127-25 OCI Generative AI Service Practice Question
A developer is using the OCI Generative AI Chat API to build a multi-turn conversational assistant. They want the assistant to adopt a formal tone throughout the conversation. Which parameter should they set in the API request to achieve this?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
preamble_override
The 'preamble_override' parameter sets the system-level instruction (e.g., 'You are a formal assistant...') that persists across turns. The other options control generation statistics, not system behavior.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
preamble_override
Why this is correct
Preamble override sets the system prompt that defines the assistant's behavior and tone for the entire conversation.
- ✗
temperature
Why it's wrong here
Temperature controls randomness, not tone directly.
- ✗
frequency_penalty
Why it's wrong here
Frequency penalty affects repetition, not tone.
- ✗
max_tokens
Why it's wrong here
Max tokens limits response length, not tone.
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