AI0-001 AI Implementation and Operations Practice Question
A company uses an AI model to predict equipment failures. The model outputs a probability of failure. To minimize false alarms, the operations team wants a high precision. Which deployment strategy should they implement?
⚠ Common exam trap
CompTIA often tests the precision-recall trade-off by making candidates confuse increasing the threshold (which improves precision) with decreasing it (which improves recall), or by suggesting retraining or ensemble methods as direct solutions for precision tuning.
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
✓
Increase the decision threshold for positive classification
To minimize false alarms and achieve high precision, the operations team should increase the decision threshold for positive classification. A higher threshold means the model only predicts a failure when it is very confident, reducing the number of false positives (false alarms) at the cost of potentially missing some true failures (lower recall). This directly controls the precision-recall trade-off without changing the underlying model.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Retrain the model on more recent data
Why it's wrong here
Retraining may not specifically improve precision.
- ✓
Increase the decision threshold for positive classification
Why this is correct
Higher threshold means fewer positive predictions, increasing precision.
- ✗
Decrease the decision threshold
Why it's wrong here
Lower threshold increases recall but decreases precision.
- ✗
Use an ensemble of models with voting
Why it's wrong here
Ensemble improves accuracy but doesn't directly control precision.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This AI0-001 practice question is part of Courseiva's free CompTIA 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 AI0-001 exam.