1Z0-1127-25 Prompt Engineering Practice Question
A developer is tuning parameters for a text-generation model and wants to reduce the likelihood of the same phrase appearing repeatedly. Which parameter should be adjusted?
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
✓
Frequency penalty
Frequency penalty reduces the model's tendency to repeat tokens or phrases by penalizing tokens that have already appeared in the generated text.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Top-k
Why it's wrong here
Top-k controls vocabulary breadth, not repetition.
- ✓
Frequency penalty
Why this is correct
Correct: frequency penalty directly reduces repetition of the same tokens.
- ✗
Stop sequences
Why it's wrong here
Stop sequences terminate generation, they don't reduce repetition.
- ✗
Presence penalty
Why it's wrong here
Presence penalty encourages discussing new topics but also penalizes repeated mentions of the same concept.
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