ANS-C01 Network Management and Operations Practice Question
A company wants to centralize VPC flow log management from multiple accounts into a single S3 bucket in the management account. Which combination of AWS services should be used?
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
✓
AWS Organizations and Amazon S3 bucket policy
AWS Organizations with SCP can allow cross-account S3 bucket policies. AWS CloudTrail is not needed for flow logs. Option D is correct. Options A, B, and C either miss key services or include unnecessary ones.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
AWS CloudTrail and Amazon S3
Why it's wrong here
CloudTrail is for API logging, not flow logs.
- ✗
AWS Lambda and Amazon S3
Why it's wrong here
Lambda can process, but not directly deliver flow logs from multiple accounts.
- ✗
Amazon Kinesis Data Firehose and Amazon S3
Why it's wrong here
Firehose can deliver to S3, but cross-account flow log delivery requires proper permissions.
- ✓
AWS Organizations and Amazon S3 bucket policy
Why this is correct
Using Organizations, you can set a bucket policy that allows flow logs from member accounts to be delivered to the central bucket.
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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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This ANS-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 ANS-C01 exam.