- A
AWS Pricing Calculator
Correct. The AWS Pricing Calculator is the tool specifically designed to create detailed cost estimates for AWS services, allowing you to compare different pricing models and compute total cost of ownership against on-premises environments.
- B
AWS Budgets
Why wrong: Incorrect. AWS Budgets allows you to set budgets and receive alerts when your actual or forecasted usage exceeds thresholds, but it does not provide upfront cost estimation for planned workloads.
- C
AWS Cost Explorer
Why wrong: Incorrect. AWS Cost Explorer enables you to visualize, understand, and manage your AWS costs and usage over time, including future forecasts based on historical data. However, it cannot be used to estimate costs for a new migration scenario where no historical usage exists.
- D
AWS Trusted Advisor
Why wrong: Incorrect. AWS Trusted Advisor inspects your existing AWS environment and provides recommendations to save money, improve performance, and close security gaps. It does not provide cost estimates for planned or hypothetical migrations.
Quick Answer
The answer is the AWS Pricing Calculator. This tool is correct because it enables users to build detailed cost estimates for AWS services like EC2, including specific instance types, pricing models such as On-Demand, Reserved, and Spot Instances, and storage options, all before any commitment. It provides a granular monthly cost breakdown that supports a total cost of ownership comparison between on-premises and AWS workloads, directly addressing the finance team’s need to estimate monthly AWS costs before migration. On the AWS Certified Cloud Practitioner CLF-C02 exam, this question tests your ability to distinguish between planning tools—the Pricing Calculator for pre-migration estimates versus AWS Cost Explorer for analyzing existing usage. A common trap is confusing it with the TCO Calculator, which compares on-premises costs to AWS but offers less granularity for specific EC2 and storage choices. Memory tip: think “Pricing Calculator for pre-purchase planning, Cost Explorer for post-purchase analysis.”
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 plans to migrate its on-premises workload to AWS. The finance team wants to compare the total cost of ownership between running the workload on-premises and running it on AWS. They need to estimate monthly costs for different Amazon EC2 instance types, pricing models (On-Demand, Reserved, Spot), and storage options before making any commitment. Which AWS tool should the finance team use to create this detailed cost estimate?
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 Pricing Calculator
AWS Pricing Calculator is the correct tool because it allows users to create detailed cost estimates for AWS services, including EC2 instance types, pricing models (On-Demand, Reserved, Spot), and storage options, before any commitment. It provides a granular breakdown of monthly costs, enabling a total cost of ownership (TCO) comparison between on-premises and AWS workloads. This aligns directly with the finance team's requirement to estimate costs without incurring actual usage.
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 Pricing Calculator
Why this is correct
Correct. The AWS Pricing Calculator is the tool specifically designed to create detailed cost estimates for AWS services, allowing you to compare different pricing models and compute total cost of ownership against on-premises environments.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
AWS Budgets
Why it's wrong here
Incorrect. AWS Budgets allows you to set budgets and receive alerts when your actual or forecasted usage exceeds thresholds, but it does not provide upfront cost estimation for planned workloads.
- ✗
AWS Cost Explorer
Why it's wrong here
Incorrect. AWS Cost Explorer enables you to visualize, understand, and manage your AWS costs and usage over time, including future forecasts based on historical data. However, it cannot be used to estimate costs for a new migration scenario where no historical usage exists.
- ✗
AWS Trusted Advisor
Why it's wrong here
Incorrect. AWS Trusted Advisor inspects your existing AWS environment and provides recommendations to save money, improve performance, and close security gaps. It does not provide cost estimates for planned or hypothetical migrations.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse AWS Cost Explorer (a historical analysis tool) with the AWS Pricing Calculator (a pre-provisioning estimation tool), because both deal with cost data, but Cost Explorer cannot generate estimates for hypothetical configurations.
Trap categories for this question
Scenario analysis trap
Incorrect. AWS Cost Explorer enables you to visualize, understand, and manage your AWS costs and usage over time, including future forecasts based on historical data. However, it cannot be used to estimate costs for a new migration scenario where no historical usage exists.
Detailed technical explanation
How to think about this question
The AWS Pricing Calculator uses a service-specific pricing engine that queries the AWS Price List API in real-time to compute costs based on selected regions, instance families, tenancy, and pricing models. It supports detailed inputs like vCPU, memory, storage type (e.g., EBS gp3, io2), data transfer, and reserved term lengths (1 or 3 years) with payment options (No Upfront, Partial Upfront, All Upfront). A subtle behavior is that the calculator does not account for volume discounts or Enterprise Discount Program (EDP) rates unless manually adjusted, which can lead to overestimates for large-scale migrations.
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 Pricing Calculator — AWS Pricing Calculator is the correct tool because it allows users to create detailed cost estimates for AWS services, including EC2 instance types, pricing models (On-Demand, Reserved, Spot), and storage options, before any commitment. It provides a granular breakdown of monthly costs, enabling a total cost of ownership (TCO) comparison between on-premises and AWS workloads. This aligns directly with the finance team's requirement to estimate costs without incurring actual usage.
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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