Exam Details
Exam CodeCKA
Exam Cost$395 USD
Duration120 minutes
Questions17
Passing Score66%
ProviderCNCF / The Linux Foundation
Difficulty7/10
Salary Data
Professionals holding the CNCF CKA certification earn between $100,000 and $170,000 annually, with an average of $130,000.
Job market demand trend: Strong Growth (+20% YoY)
Prerequisites
- Solid understanding of Linux system administration
- Familiarity with containerization (Docker)
- Basic knowledge of networking and distributed systems
Skills Covered
Cluster Architecture & InstallationWorkloads & SchedulingServices & NetworkingStorage ManagementTroubleshootingSecurity & RBACetcd Backup & Restorekubectl CLI Proficiency
Best Study Resources
Official
CNCF CKA Exam Curriculum
CourseKodeKloud — CKA Course with Labs
CourseMumshad Mannambeth — CKA Course (Udemy)
Comparisons Featuring CNCF CKA
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Career Paths With CNCF CKA
Frequently Asked Questions
Is CKA certification worth it in 2025?
Yes. Kubernetes adoption continues to grow rapidly, and CKA is the most recognized Kubernetes certification. It commands an average salary of $130K and is frequently required for DevOps, SRE, and platform engineering roles.
How hard is the CKA exam?
CKA is rated 7/10 in difficulty. It is entirely performance-based — you must solve 17 tasks in a live Kubernetes environment within 2 hours. The pass rate is around 55%. Extensive hands-on practice with real clusters is essential for success.
CKA vs CKAD — which should I take first?
CKA focuses on cluster administration (setup, networking, security, troubleshooting), while CKAD focuses on application development and deployment on Kubernetes. Most professionals take CKA first as it provides a broader foundation. Developers who only deploy to existing clusters may prefer CKAD.
Data Sources
- Salary data — Aggregated from job postings and salary surveys (US median)
- Job listings — Active postings across major job boards
- Pass rates — Community-reported estimates (not official vendor data)
- Exam details — CNCF / The Linux Foundation official documentation