AIF-C01 Practice Question: Security, Compliance, and Governance for AI Solutions
A machine learning engineer wants to detect if sensitive data, such as personally identifiable information (PII), exists in a training dataset stored in S3 before training a model. Which AWS service should they use?
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
✓
Amazon Macie
Amazon Macie uses machine learning to automatically discover, classify, and protect sensitive data in S3 buckets.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Amazon Inspector
Why it's wrong here
Inspector is for vulnerability management in EC2, not for data classification.
- ✓
Amazon Macie
Why this is correct
Macie automatically identifies sensitive data such as PII in S3 buckets.
- ✗
Amazon GuardDuty
Why it's wrong here
GuardDuty is a threat detection service for AWS accounts, not for sensitive data discovery.
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AWS Config
Why it's wrong here
Config evaluates resource configurations, not content.
Quick reference
AWS S3 Storage Class Comparison
| Storage Class | Min Duration | Retrieval | Use Case |
|---|---|---|---|
| S3 Standard | None | Immediate | Frequently accessed data |
| S3 Standard-IA | 30 days | Immediate | Infrequent access, rapid retrieval |
| S3 One Zone-IA | 30 days | Immediate | Non-critical infrequent data |
| S3 Intelligent-Tiering | None | Immediate–hours | Unknown or changing access patterns |
| S3 Glacier Instant | 90 days | Milliseconds | Archive with instant retrieval |
| S3 Glacier Flexible | 90 days | Minutes–hours | Archive, flexible retrieval |
| S3 Glacier Deep Archive | 180 days | Hours | Long-term compliance archive |
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This AIF-C01 practice question is part of Courseiva's free Amazon Web Services 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 AIF-C01 exam.