Certified Kubernetes Administrator (CKA)
Industry-standard certification validating Kubernetes administration skills. Covers cluster setup, deployment, networking, and troubleshooting.
Provider
CNCF/Linux Foundation
Level
Professional
Duration
2–4 months
Cost
$395
Passing Score
66%
Validity
3 years
Salary Impact
+$15,000–$25,000 avg
Prerequisites
Linux fundamentals
Container/Docker basics
Networking knowledge
Exam Format
Practical hands-on exam, 19 tasks, 120 minutes, $395 USD
Exam Topics & Weights
Cluster architecture and administration
25%
Workloads and scheduling
15%
Services and networking
20%
Storage
10%
Troubleshooting
30%
8-Week Study Plan
Weeks 1-2
Focus: Kubernetes fundamentals and cluster setup
K8s documentation
Cluster creation
kubectl basics
Weeks 3-4
Focus: Pods, deployments, and workload management
Pod specifications
Deployments
StatefulSets
Weeks 5-6
Focus: Services, networking, and ingress
Service types
Network policies
Ingress controllers
Weeks 7-8
Focus: Troubleshooting and practice exams
Debugging techniques
Common issues
Killer.sh practice
Exam Tips & Strategies
This is a practical exam—hands-on practice is essential
Know kubectl commands by heart—the exam is terminal-based
Focus on troubleshooting scenarios—30% of exam
Time management is critical—19 tasks in 120 minutes
Killer.sh practice exams are highly realistic
Cluster from scratch knowledge is important
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