Exam comparison
AZ-900 vs CLF-C02: first cloud exam Azure or AWS
Who should take each exam
AZ-900 targets those discovering Microsoft Azure and cloud. No prerequisites.
CLF-C02 is for cloud beginners who want to validate AWS fundamentals. No prerequisites.
In short: choose AZ-900 if working with Azure; choose CLF-C02 for an entry-level AWS cloud certification.
Exam format and content
| AZ-900 | CLF-C02 | |
|---|---|---|
| Certification | Microsoft Certified: Azure Fundamentals | AWS Certified Cloud Practitioner |
| Code | AZ-900 | CLF-C02 |
| Duration | 45 minutes | 90 minutes |
| Number of questions | Not published | 65 (50 scored + 15 unscored) |
| Passing score | 700 or higher | 700 out of 1000 |
| Prerequisites | None | None |
| Languages | 13 languages (FR, EN, ES, etc.) | 12 languages, including English and French. AWS: “Italian and German will be retired after December 31, 2026”. |
| Proctored | Yes | Yes |
Domains and competencies evaluated
AZ-900
- Cloud concepts 25–30 %
- Azure architecture and services 35–40 %
- Azure management and governance 30–35 %
CLF-C02
- Cloud Concepts 24 %
- Security and Compliance 30 %
- Cloud Technology and Services 34 %
- Billing, Pricing, and Support 12 %
Overlaps and key differences
Overlaps: both cover cloud concepts (infrastructure, pay-as-you-go, deployment models), security, and compliance.
Key differences:
- AZ-900 emphasizes Azure services (compute, storage, networking) and Azure governance.
- CLF-C02 covers AWS services (EC2, S3, etc.), AWS pricing, and AWS support models.
Which to choose based on your profile
Choose AZ-900 if…
- You work with Microsoft Azure or Microsoft 365.
- You need quick cloud fundamentals before AZ-104.
- Your organization primarily uses Azure.
Choose CLF-C02 if…
- You work with AWS or plan an AWS career.
- You want to understand AWS services and pricing.
- You are preparing for an AWS Associate certification (Solutions Architect - Associate, Developer - Associate).
- Your organization uses AWS.
Resources and preparation
Try both, free
Original questions, each answer explained with a link to the documentation. Study mode is free and needs no account.
Practice Exam AZ-900: Azure Fundamentals
25 free questions with explanations
Practice Exam CLF-C02: AWS Certified Cloud Practitioner
25 free questions with explanations