Linux Foundation
2 exams available
The Linux Foundation is the nonprofit organization behind the industry-standard Kubernetes certifications (CKA, CKAD, CKS) and cloud native credentials. With over 100,000 CKA credential holders worldwide, these performance-based, online-proctored exams are the gold standard for validating cloud-native and Linux system administration skills.
Common roles
Certification tiers
Associate
Professional
Specialist
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Choosing a Linux Foundation certification
The catalog covers associate, professional level certifications.
KCNA (Kubernetes and Cloud Native Associate) is the lowest-level exam we list, and most candidates arrive with about 3 months of hands-on experience.
At the other end, LFCS (Linux Foundation Certified System Administrator) targets the most advanced role in this vendor's track on the Linux Administration path.
Typical roles this vendor's certifications support include kubernetes administrator, cloud engineer, devops engineer, platform engineer, site reliability engineer.
Start with the exam that matches the role you want next, not the highest-level certificate available. Each exam page on this site lists the official domains, the pass score and the exam fee, and every exam with free samples links to a set you can work through before paying for the full PDF.
| Exam | Name | Level | PDF questions | Free samples |
|---|---|---|---|---|
| KCNA | Kubernetes and Cloud Native Associate | Associate | 179 | free samples |
| LFCS | Linux Foundation Certified System Administrator | Professional | 139 | free samples |
About Linux Foundation
Why certify?
CKA-certified professionals earn an average of $150,000+ annually in the US, with certified Kubernetes skills being the most in-demand credential in cloud-native job postings.
Linux Foundation Certification FAQ
Everything you need to know about Linux Foundation certifications.