The exam
CLF-C02 validates foundational knowledge of AWS Cloud concepts, core services, security and compliance, cloud economics, and billing. It is designed for candidates with no prior AWS experience who want to demonstrate a broad understanding of the AWS Cloud.
Who it is for
Individuals new to cloud computing or AWS who want to validate foundational knowledge. Suitable for business, technical, and management roles seeking cloud literacy, or as a stepping stone to associate-level AWS certifications.
What it covers
Your readiness map in the app is organised the same way, so what you see here is exactly what you study against.
What Preppio gives you
Across every domain above, in 3 formats: concept, scenario, multi-select. Each one explains why the right answer is right and every distractor wrong.
Per domain, whether you are ready, weak, or not started — the same domains and weights as the exam itself.
Your study partner. He tracks where you are weak and drills exactly that, instead of serving you what you already know.
Try one
Answer on the page. The explanation appears when you submit; use Next to move through the formats.
Sample 1 · Concept
A company wants to manage its AWS infrastructure by writing reusable, version-controlled configuration files in YAML or JSON that can be submitted to AWS to automatically provision and update resources in a repeatable way. Which AWS service BEST meets this requirement?
Pick one, then submit.
Study links
FAQ
65 questions in 90 minutes.
70%, a scaled score of 700.
4 domains, weighted as the exam weights them: Cloud Concepts (24%), Security and Compliance (30%), Cloud Technology and Services (34%) and Billing, Pricing, and Support (12%). Your readiness map in the app is organised by the same domains, so what you study against is what the exam tests.
Three formats: concept, scenario and multi-select. The practice questions use every one of them, and the sample on this page shows one of each.
Yes. CLF-C02 is one of the three exams that are always free, with AZ-900 and CDL: a starter allowance of generated questions, drills, Winston reviews and Ask Winston, no card to enter and no trial clock.
Every question is generated from the exam's published objectives, then checked for accuracy, answer key and explanation before it is served. Nothing is copied from any exam, questions rotate by how often they have been seen, and they are retired when the objectives change.
