CLF-C02 Billing, Pricing, and Support Practice Question
A company manages multiple AWS accounts under a single AWS Organizations structure with consolidated billing. The finance team needs to analyze historical cost and usage data across all accounts for the past six months. They want to filter the data by service (e.g., Amazon EC2, Amazon S3), AWS Region, and individual account. Additionally, they want to generate a line chart showing monthly trends and a forecast of future costs based on historical usage patterns. Which AWS tool should the finance team use to meet all of these requirements?
⚠ Common exam trap
Test-takers frequently confuse AWS Budgets with cost analysis tools, but AWS Budgets only monitors against set limits and does not provide historical trend analysis or forecasting, which are essential for the finance team's requirements.
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 Explorer
AWS Cost Explorer is the correct tool because it provides a pre-built dashboard with historical cost and usage data for up to the last 12 months, supports filtering by service (e.g., Amazon EC2, Amazon S3), AWS Region, and linked account (individual account), and can generate line charts showing monthly trends. It also includes a forecasting feature that uses machine learning to predict future costs based on historical usage patterns, meeting all the finance team's requirements.
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 Budgets
Why it's wrong here
AWS Budgets allows you to set custom budgets and receive alerts when costs or usage exceed (or are forecasted to exceed) your budgeted amount. However, it does not provide the comprehensive historical analysis, filtering, and trend visualization capabilities needed for exploring six months of data across multiple dimensions.
When this WOULD be correct
A finance team needs to set a monthly budget for EC2 usage and receive alerts when costs exceed 80% of the budget. AWS Budgets would be the correct tool to create cost budgets and configure threshold-based notifications.
- ✗
AWS Trusted Advisor
Why it's wrong here
AWS Trusted Advisor inspects your AWS environment and makes recommendations for cost optimization, performance, security, fault tolerance, and service limits. While it can identify idle resources or underutilized instances, it does not offer the detailed, filterable historical cost and usage analysis or forecasting features that the finance team requires.
When this WOULD be correct
A company wants to check if their AWS account is following best practices for cost optimization, such as identifying idle resources or underutilized Amazon EBS volumes, and receive recommendations to reduce costs.
- ✓
AWS Cost Explorer
Why this is correct
AWS Cost Explorer is the correct tool. It provides a pre-built dashboard and reports that allow you to visualize and analyze your AWS costs and usage. You can filter by service, Region, account, and other dimensions, view trends over time, and generate forecasts. It meets all the requirements described in the scenario.
- ✗
AWS Pricing Calculator
Why it's wrong here
AWS Pricing Calculator is used to estimate the cost of AWS services based on expected usage before you deploy resources. It is a planning tool for prospective costs, not a tool for analyzing historical cost and usage data that has already been incurred.
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 ExplorerCorrect answer▾
Why this is correct
AWS Cost Explorer is the correct tool. It provides a pre-built dashboard and reports that allow you to visualize and analyze your AWS costs and usage. You can filter by service, Region, account, and other dimensions, view trends over time, and generate forecasts. It meets all the requirements described in the scenario.
✗AWS BudgetsWrong answer — click to see why▾
Why this is wrong here
AWS Budgets is designed for setting cost and usage alerts, not for analyzing historical data, generating line charts, or producing forecasts. It cannot provide the detailed filtering and visualization required.
★ When this WOULD be the correct answer
A finance team needs to set a monthly budget for EC2 usage and receive alerts when costs exceed 80% of the budget. AWS Budgets would be the correct tool to create cost budgets and configure threshold-based notifications.
Why candidates choose this
Candidates may confuse AWS Budgets with cost analysis tools because both involve cost management, but Budgets focuses on proactive alerts rather than retrospective analysis and forecasting.
✗AWS Trusted AdvisorWrong answer — click to see why▾
Why this is wrong here
AWS Trusted Advisor provides recommendations for cost optimization, performance, security, and fault tolerance, but it does not offer historical cost and usage analysis, filtering by service/region/account, or forecasting capabilities.
★ When this WOULD be the correct answer
A company wants to check if their AWS account is following best practices for cost optimization, such as identifying idle resources or underutilized Amazon EBS volumes, and receive recommendations to reduce costs.
Why candidates choose this
Candidates may confuse Trusted Advisor's cost optimization checks with cost analysis tools, thinking it can provide historical data and forecasts because it offers cost-related recommendations.
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?”
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 |
Go deeper
Related to this question
About these practice questions
This CLF-C02 question is part of Courseiva's 988-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
Same concept, more angles
1 more way 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 has migrated to AWS and uses multiple accounts under AWS Organizations with consolidated billing. The finance team needs a monthly cost breakdown by business unit. Each business unit's AWS resources are tagged with a 'BusinessUnit' tag (e.g., 'Marketing', 'Engineering'). However, some resources are not tagged. The team wants to see both the cost per business unit (based on tagged resources) and the total cost of untagged resources, all in one view. They also need the ability to filter by AWS service (e.g., EC2, S3) for each business unit. Which AWS tool or feature should the finance team use to meet these requirements?
medium- ✓ A.AWS Cost Explorer
- B.AWS Budgets
- C.AWS Trusted Advisor
- D.AWS Monthly Report (from Billing console)
Why A: AWS Cost Explorer provides a customizable dashboard that allows you to filter and group costs by tags (such as 'BusinessUnit') and by AWS service (e.g., EC2, S3). It can display both tagged and untagged resource costs in the same view, enabling the finance team to see a monthly breakdown per business unit alongside the total cost of untagged resources. This meets all the requirements without additional configuration.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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.