The latest articles on DEV Community by Arnab Adhikary (@arnabadhikar). https://dev.to/arnabadhikar https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3867570%2F82bd17a2-6b0d-4d0d-8b65-cad787992eab.jpeg https://dev.to/arnabadhikar en Arnab Adhikary Sun, 14 Jun 2026 21:11:43 +0000 https://dev.to/arnabadhikar/cka-overview-exam-pattern-the-kubernetes-certification-that-actually-tests-your-skills-503m https://dev.to/arnabadhikar/cka-overview-exam-pattern-the-kubernetes-certification-that-actually-tests-your-skills-503m <p>🚀 CKA Exam Overview: What Every Kubernetes Engineer Should Know Before Starting</p> <p>If you're working in DevOps, Cloud Engineering, Platform Engineering, or SRE, chances are you've heard about the <strong>Certified Kubernetes Administrator (CKA)</strong> certification.</p> <p>But here's what surprises most people:</p> <p>⚠️ There are no multiple-choice questions.</p> <p>You get a real Kubernetes environment and must perform actual administrative tasks within a limited time.</p> <p>That makes the CKA one of the most practical certifications in the cloud-native ecosystem.</p> <p>📋 CKA Exam Pattern</p> <div class="table-wrapper-paragraph"><table> <thead> <tr> <th>Category</th> <th>Details</th> </tr> </thead> <tbody> <tr> <td>Exam Type</td> <td>Performance-Based</td> </tr> <tr> <td>Duration</td> <td>2 Hours</td> </tr> <tr> <td>Environment</td> <td>Live Kubernetes Cluster</td> </tr> <tr> <td>Passing Score</td> <td>~66%</td> </tr> <tr> <td>Proctoring</td> <td>Online Remote Proctored</td> </tr> <tr> <td>Difficulty</td> <td>Intermediate to Advanced</td> </tr> </tbody> </table></div> <p>🎯 Core Domains</p> <h3> 1️⃣ Cluster Architecture, Installation &amp; Configuration </h3> <ul> <li>Cluster setup</li> <li>Control Plane components</li> <li>Certificate management</li> <li>Cluster upgrades</li> </ul> <h3> 2️⃣ Workloads &amp; Scheduling </h3> <ul> <li>Deployments</li> <li>StatefulSets</li> <li>DaemonSets</li> <li>Jobs &amp; CronJobs</li> </ul> <h3> 3️⃣ Services &amp; Networking </h3> <ul> <li>Services</li> <li>Ingress</li> <li>DNS</li> <li>Network Policies</li> </ul> <h3> 4️⃣ Storage </h3> <ul> <li>Persistent Volumes</li> <li>Persistent Volume Claims</li> <li>Storage Classes</li> </ul> <h3> 5️⃣ Troubleshooting </h3> <ul> <li>Node failures</li> <li>Pod failures</li> <li>Control Plane issues</li> <li>Network troubleshooting</li> </ul> <h2> Why CKA Matters in 2026 </h2> <p>Modern organizations running workloads on AWS, Azure, and GCP increasingly rely on Kubernetes.</p> <p>A certified administrator demonstrates the ability to:</p> <p>✅ Manage production clusters</p> <p>✅ Troubleshoot incidents efficiently</p> <p>✅ Maintain reliability and scalability</p> <p>✅ Support cloud-native application deployments</p> <p>These skills directly align with DevOps and SRE responsibilities.</p> <h2> My 90-Day CKA Challenge </h2> <p>I'm beginning a structured 90-day CKA preparation journey.<br> Over the next few months, I'll share:</p> <ul> <li>Study notes</li> <li>Lab exercises</li> <li>Troubleshooting scenarios</li> <li>Exam strategies</li> <li>Kubernetes tips &amp; tricks</li> <li>Real-world DevOps and SRE learnings</li> </ul> <h2> Discussion Time 👇 </h2> <p>If you've already taken the CKA:</p> <p>👉 What was the hardest section for you?</p> <p>If you're preparing:</p> <p>👉 What's your biggest challenge right now?</p> <p>Let's learn from each other.</p> tutorial beginners python devops