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Author: Xiaohui Li

WeChat: lxh_chat

Email: 939958092@qq.com

TelegramGroup: https://t.me/itskillshare

🧠 Introduction to the CKA Exam

The Certified Kubernetes Administrator (CKA) exam is jointly launched by the Linux Foundation (LF) and the Cloud Native Computing Foundation (CNCF). It’s designed to validate your ability to manage Kubernetes clusters in real-world environments.

🌍 Why Choose LF Certifications?

  • Global Recognition: LF is a leading authority in open-source software. Its certifications are highly respected worldwide.
  • Practical Skills: Exams emphasize hands-on tasks—no rote memorization.
  • Career Boost: LF certifications are trusted by top enterprises and open-source communities.

📘 CKA vs. Other Kubernetes Certifications

CertificationFocus Area
CKACluster administration
CKADApplication development
CKSKubernetes security expertise

CKA is ideal for system administrators, DevOps engineers, and anyone managing Kubernetes clusters.

🧪 Exam Format

  • Type: 100% hands-on, task-based
  • Duration: 2 hours
  • Mode: Online, remotely proctored
  • Languages: English (CKA) or Chinese (CKA-CN)
  • Version Tested: Kubernetes v1.33
  • Passing Score: 66% (approx. 66 points)
  • Retake Policy: One free retake allowed
  • Validity: 2 years

🧰 What You’ll Be Tested On

DomainWeight
Cluster architecture & setup25%
Workloads & scheduling15%
Services & networking20%
Storage10%
Troubleshooting30%

📚 Preparation Tips

  • Practice with kubectl until commands become muscle memory.
  • Build your own lab using kubeadm or cloud platforms.
  • Use Killer.sh simulations (2 included with registration).
  • Understand core concepts like RBAC, Helm, Ingress, CNI, CSI, CRDs, and Operators.
  • Learn to troubleshoot logs, networking, and cluster issues.

📄 Certification Format

  • Digital certificate (PDF) with a verifiable online link.
  • Can be added to your resume, LinkedIn, or internal systems.

cka-certificate-pdf

🧭 Why It’s Worth It

Holding a CKA proves you can:

  • Install, configure, and manage production-grade clusters.
  • Handle networking, storage, security, monitoring, and lifecycle tasks.
  • Troubleshoot real-world issues confidently.
  • Stand out in cloud-native job markets globally.