- A
AWS Cost Explorer
Why wrong: Cost Explorer provides interactive charts and graphs for visualizing cost and usage data, and it offers forecasting, but it does not export hourly-level raw data with resource IDs and tags in CSV format as required.
- B
AWS Budgets
Why wrong: AWS Budgets allows you to set spending limits and receive alerts when usage exceeds thresholds, but it does not provide the detailed, granular data export needed for custom analysis with an internal accounting system.
- C
AWS Cost and Usage Report
AWS Cost and Usage Report (CUR) delivers the most comprehensive billing data, including hourly usage, resource IDs, operation types, and tags. It can be configured to deliver CSV files to an S3 bucket, enabling integration with external financial systems.
- D
AWS Trusted Advisor
Why wrong: AWS Trusted Advisor provides recommendations for cost optimization, performance, security, and fault tolerance, but it does not generate detailed billing data exports for custom analysis.
AWS Cost and Usage Report for Detailed Billing with Tags
This CLF-C02 practice question tests your understanding of billing, pricing, and support. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A company uses AWS Organizations to manage multiple accounts. The finance team needs to perform a detailed cost analysis by joining AWS usage data with their internal accounting system. They require hourly-level billing data that includes resource IDs, operation types, and cost allocation tags. The data must be available in a CSV file that can be imported into their financial software. Which AWS tool or service should the finance team use to meet this requirement?
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 Cost and Usage Report
The AWS Cost and Usage Report (CUR) is the correct choice because it provides the most granular billing data available, including hourly-level usage, resource IDs, operation types, and cost allocation tags. The report can be delivered to an Amazon S3 bucket in CSV format, making it directly importable into the finance team's financial software for detailed cost analysis.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
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 Cost Explorer
Why it's wrong here
Cost Explorer provides interactive charts and graphs for visualizing cost and usage data, and it offers forecasting, but it does not export hourly-level raw data with resource IDs and tags in CSV format as required.
When this WOULD be correct
A finance team needs to visualize and analyze AWS cost and usage trends over time, identify cost drivers, and create custom reports without needing raw hourly data or integration with an external accounting system.
- ✗
AWS Budgets
Why it's wrong here
AWS Budgets allows you to set spending limits and receive alerts when usage exceeds thresholds, but it does not provide the detailed, granular data export needed for custom analysis with an internal accounting system.
When this WOULD be correct
A company needs to set cost thresholds and receive notifications when spending exceeds or is forecasted to exceed a defined budget, without requiring granular hourly usage data or integration with an internal accounting system.
- ✓
AWS Cost and Usage Report
Why this is correct
AWS Cost and Usage Report (CUR) delivers the most comprehensive billing data, including hourly usage, resource IDs, operation types, and tags. It can be configured to deliver CSV files to an S3 bucket, enabling integration with external financial systems.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
AWS Trusted Advisor
Why it's wrong here
AWS Trusted Advisor provides recommendations for cost optimization, performance, security, and fault tolerance, but it does not generate detailed billing data exports for custom analysis.
When this WOULD be correct
A company wants to identify underutilized Amazon EC2 instances to reduce costs. AWS Trusted Advisor would be the correct service to use because it checks for idle instances and provides cost optimization recommendations.
Option-by-option analysis
Why each answer is right or wrong
Understanding why wrong answers are wrong — and when they would be correct — is what separates a 750 score from a 900. The CLF-C02 exam frequently reuses these exact scenarios with slightly different constraints.
✓AWS Cost and Usage ReportCorrect answer▾
Why this is correct
AWS Cost and Usage Report (CUR) delivers the most comprehensive billing data, including hourly usage, resource IDs, operation types, and tags. It can be configured to deliver CSV files to an S3 bucket, enabling integration with external financial systems.
✗AWS Cost ExplorerWrong answer — click to see why▾
Why this is wrong here
AWS Cost Explorer provides visualizations and filtering of cost data but does not support exporting hourly-level billing data with resource IDs, operation types, and cost allocation tags in CSV format for integration with external accounting systems.
★ When this WOULD be the correct answer
A finance team needs to visualize and analyze AWS cost and usage trends over time, identify cost drivers, and create custom reports without needing raw hourly data or integration with an external accounting system.
Why candidates choose this
Candidates may think Cost Explorer can export detailed billing data because it offers CSV downloads, but those exports are aggregated and lack the granularity (hourly, resource-level) required for detailed cost analysis.
✗AWS BudgetsWrong answer — click to see why▾
Why this is wrong here
AWS Budgets provides cost alerts and tracking against budgets, but it does not generate hourly-level billing data with resource IDs, operation types, and cost allocation tags in a CSV file for detailed cost analysis.
★ When this WOULD be the correct answer
A company needs to set cost thresholds and receive notifications when spending exceeds or is forecasted to exceed a defined budget, without requiring granular hourly usage data or integration with an internal accounting system.
Why candidates choose this
Candidates may confuse AWS Budgets with a tool that provides detailed cost data because it tracks costs and can send alerts, but it lacks the granularity and export format required for this specific use case.
✗AWS Trusted AdvisorWrong answer — click to see why▾
Why this is wrong here
AWS Trusted Advisor provides recommendations for cost optimization, security, and performance, but it does not generate hourly-level billing data with resource IDs, operation types, and cost allocation tags in a CSV format for detailed cost analysis.
★ When this WOULD be the correct answer
A company wants to identify underutilized Amazon EC2 instances to reduce costs. AWS Trusted Advisor would be the correct service to use because it checks for idle instances and provides cost optimization recommendations.
Why candidates choose this
Candidates may mistakenly think Trusted Advisor can export detailed billing data because it offers cost optimization checks, but it only provides high-level recommendations, not raw usage data.
Analysis generated from the official CLF-C02blueprint and verified against question context. The “when correct” sections are what AI assistants cite when candidates ask “what’s the difference between these options?”
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse AWS Cost Explorer's ability to filter by resource IDs and tags with the ability to export raw hourly-level data, but Cost Explorer only provides aggregated views and cannot deliver the granular CSV file required for external system import.
Detailed technical explanation
How to think about this question
The AWS Cost and Usage Report can be configured to include hourly granularity by enabling the 'Hourly' time granularity option in the report settings. It also supports cost allocation tags by including them in the report columns, and the CSV output is delivered to a specified S3 bucket, where it can be processed by AWS Glue or Amazon Athena for further analysis. A subtle behavior is that CUR data is typically updated at least once a day, so for real-time hourly data, you would need to combine it with AWS Cost Explorer API calls or use AWS Application Cost Profiler.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A startup's cloud architect reviews their monthly bill and notices costs are higher than expected for a long-running batch job. Switching from on-demand instances to Reserved Instances — or using Spot/Preemptible VMs — can reduce compute costs by up to 72 %. Questions like this test whether you understand the tradeoffs between commitment, flexibility, and cost across cloud pricing models.
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 |
What to study next
Got this wrong? Here's your next step.
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FAQ
Questions learners often ask
What does this CLF-C02 question test?
Billing, Pricing, and Support — This question tests Billing, Pricing, and Support — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: AWS Cost and Usage Report — The AWS Cost and Usage Report (CUR) is the correct choice because it provides the most granular billing data available, including hourly-level usage, resource IDs, operation types, and cost allocation tags. The report can be delivered to an Amazon S3 bucket in CSV format, making it directly importable into the finance team's financial software for detailed cost analysis.
What should I do if I get this CLF-C02 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Same concept, more angles
1 more ways this is tested on CLF-C02
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company uses AWS Organizations with separate accounts for development, testing, and production. The finance team wants to track monthly spending by internal project, but a single project may use resources across multiple accounts. The team has applied a 'Project' tag to all resources. They need a detailed billing report that shows costs grouped by this Project tag, combining data from all accounts. Which AWS feature should they enable to meet this requirement?
medium- A.AWS Consolidated Billing
- B.AWS Cost Explorer with tag filtering
- C.AWS Budgets with tag-based alerts
- ✓ D.AWS Cost and Usage Reports with cost allocation tags activated
Why D: AWS Cost and Usage Reports (CUR) with cost allocation tags activated is the correct choice because it provides the most detailed billing data, including all tags, and can be delivered to an S3 bucket for analysis. This allows the finance team to group costs by the 'Project' tag across all accounts in the AWS Organization, meeting the requirement for a detailed, combined report.
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Last reviewed: Jun 11, 2026
This CLF-C02 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 CLF-C02 exam.
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