Hands-on performance-based certification validating skills in installing, configuring, and managing Kubernetes clusters. Covers cluster architecture, workloads, networking, storage, and troubleshooting. Based on Kubernetes v1.34.
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Sign in to RateAggregated from renewal / retake threads
Does not count toward average ratings or recommendation %.
May 9, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Renewal is annoying — must retake within 36 months. Linux Foundation offers a $0 retake within 12 months if you fail first attempt (effectively two attempts in one fee).
Aggregated from r/kubernetes CKA threads + killer.sh community
Does not count toward average ratings or recommendation %.
May 9, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Performance-based exam with real cluster — no MCQ. Industry-recognized as proof of actual Kubernetes hands-on skill. killer.sh free practice exams (2 included with CKA registration) widely cited as essential.
Aggregated from "CKA prep stack" threads
Does not count toward average ratings or recommendation %.
May 9, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Mumshad Mannambeth's Udemy course is the de-facto prep standard — practice labs included. Linux Foundation often runs 30–50% off bundles (CKA + CKAD + CKS) — wait for sales.
Aggregated from "exam time management" threads
Does not count toward average ratings or recommendation %.
May 9, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Time pressure is the #1 cited difficulty — 17 questions in 120 min. Knowing kubectl shortcuts, vim/yaml editing speed, and bash aliases makes the difference between passing and timing out.
Aggregated from devops-hiring perspective threads
Does not count toward average ratings or recommendation %.
May 9, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
For DevOps / SRE / platform engineering roles, CKA is a stronger signal than equivalent vendor cloud certs. CNCF tracks public cert holder counts — under 50k worldwide as of 2024, keeping prestige high.
De-facto standard CKA prep. Practice labs + mock exams on KodeKloud platform.
2 free attempts included with CKA registration. Same UI/format as real exam.
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Exam Duration
2h
Pass Score
66%
Remote Proctored
Yes — remote or test center
Exam Languages
Study Time
~100 hours