- A
AWS Cost Explorer
AWS Cost Explorer offers a ready-to-use graphical interface to explore and analyze your AWS costs and usage over custom time periods, with filters by service, account, region, and tags. It directly meets the need for interactive trend analysis without requiring additional setup.
- B
AWS Budgets
Why wrong: AWS Budgets is used to set spending thresholds and receive alerts when costs exceed those limits. It does not provide historical trend analysis or interactive cost visualization for past months.
- C
AWS Trusted Advisor
Why wrong: AWS Trusted Advisor inspects your environment and makes recommendations for cost optimization, performance, security, and fault tolerance. While it can identify cost-saving opportunities, it does not provide a historical spending analysis or interactive dashboards.
- D
AWS Cost and Usage Reports
Why wrong: AWS Cost and Usage Reports deliver the most detailed billing data as CSV files, but they require additional tools (e.g., Amazon Athena, Amazon QuickSight) for querying and visualization. They are not designed for immediate interactive exploration.
Quick Answer
The answer is AWS Cost Explorer. This service is the correct choice because it provides a pre-built, interactive dashboard specifically designed for interactive cost analysis by service and account, allowing you to visualize spending trends over the past 12 months and filter by linked accounts or business units without any complex setup. On the AWS Certified Cloud Practitioner CLF-C02 exam, this question tests your understanding of cost management tools, often appearing as a scenario where a team needs quick, visual insights without building custom reports. A common trap is confusing Cost Explorer with AWS Budgets, which focuses on alerts rather than historical analysis, or with AWS Cost and Usage Reports, which deliver raw data files. For a quick memory tip, think of Cost Explorer as your “exploratory lens” for costs—it lets you dive into the data interactively, while other tools are for setting limits or exporting raw numbers.
CLF-C02 Billing, Pricing, and Support Practice Question
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 wants to review its AWS spending for the past six months to identify which services and business units are driving costs. The finance team needs to interactively examine cost trends, filter by service and account, and visualize the data without setting up complex reports. Which AWS service or tool should the company use to meet these 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 provides a pre-built, interactive dashboard that allows you to visualize and analyze your AWS cost and usage data over the past 12 months. You can filter by service, linked account (business unit), and time range, and drill down into trends without needing to set up complex reports or queries. This directly meets the requirement for interactive examination of cost trends by service and account.
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 this is correct
AWS Cost Explorer offers a ready-to-use graphical interface to explore and analyze your AWS costs and usage over custom time periods, with filters by service, account, region, and tags. It directly meets the need for interactive trend analysis without requiring additional setup.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
AWS Budgets
Why it's wrong here
AWS Budgets is used to set spending thresholds and receive alerts when costs exceed those limits. It does not provide historical trend analysis or interactive cost visualization for past months.
- ✗
AWS Trusted Advisor
Why it's wrong here
AWS Trusted Advisor inspects your environment and makes recommendations for cost optimization, performance, security, and fault tolerance. While it can identify cost-saving opportunities, it does not provide a historical spending analysis or interactive dashboards.
- ✗
AWS Cost and Usage Reports
Why it's wrong here
AWS Cost and Usage Reports deliver the most detailed billing data as CSV files, but they require additional tools (e.g., Amazon Athena, Amazon QuickSight) for querying and visualization. They are not designed for immediate interactive exploration.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse AWS Cost Explorer (interactive visualization) with AWS Cost and Usage Reports (raw data export), assuming both provide the same interactive experience, but CUR requires additional tools like Athena or QuickSight to visualize the data.
Detailed technical explanation
How to think about this question
AWS Cost Explorer uses the AWS Cost Explorer API to aggregate data from the AWS Cost and Usage Report (CUR) into a pre-computed, indexed dataset that supports sub-second query responses for common dimensions like service, region, and account. It supports granularity down to daily and hourly (for EC2 instances) and allows saving custom views as 'Saved Reports' for recurring analysis. In a real-world scenario, a finance team could use Cost Explorer to identify that a specific business unit's Amazon SageMaker costs spiked in the last quarter, then filter by instance type to pinpoint the cause.
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.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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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 Explorer — AWS Cost Explorer provides a pre-built, interactive dashboard that allows you to visualize and analyze your AWS cost and usage data over the past 12 months. You can filter by service, linked account (business unit), and time range, and drill down into trends without needing to set up complex reports or queries. This directly meets the requirement for interactive examination of cost trends by service and account.
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.
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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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