CKA Exam Verification Guide

Exam Setup - The Speed Booster (Optional, But Highly Recommended!) Should you set this up? Good news about autocomplete: The time-saving aliases: Why these specific aliases? Configure vim for YAML editing: Author's recommendation: 1. Storage (10% of the exam) StorageClass Verification Dynamic Provisioning Test PV/PVC Binding Access Modes & Reclaim Policies 2. Troubleshooting (30% of exam) Cluster Health Node Diagnostics Control Plane Components etcd Health Resource Monitoring Container Logs Service Troubleshooting 3. Workloads & Scheduling (15% of exam) Deployments Rolling Updates & Rollbacks ConfigMaps & Secrets HPA (Horizontal Pod Autoscaler) Probes Resource Limits Node Affinity & Taints Cluster Architecture (25% of exam) RBAC Infrastructure Preparation kubeadm Cluster Cluster Upgrade High Availability Helm & Kustomize Extension Interfaces Services & Networking (20% of exam) Pod Connectivity Service Validation Service Types Network Policies Ingress Gateway API DNS Imperative Commands & Time-Savers Generate YAML (Most Important!) kubectl explain (2x faster than docs!) Quick Creation Patterns Exam Workflow Step-by-step process: Time Management Real-World Troubleshooting Scenarios Scenario 1: Pod Stuck in Pending Scenario 2: CrashLoopBackOff Scenario 3: Service Not Accessible Scenario 4: Node NotReady Scenario 5: Deployment Rollout Stuck Scenario 6: PVC Stuck in Pending Common Verification Patterns Quick Reference Card Success Checklist Final Preparation Tips Common Mistakes to Avoid FAQ Kubernetes Architecture Explained: Nodes, Pods, and Clusters Quick Fixes for Common Kubernetes Issues Guide to AWS Certification What is Kubernetes? A Beginner’s Guide to Container Orchestration DevOps Tutorials 2025: Step-by-Step Learning Resources for Beginners Ubuntu: Set Timezone How to Enable SSH on Ubuntu Certifications in DevOps: Which Are Worth Your Time in 2025? What is DevOps? Setup: Use aliases ( k , $do , $now ) only if you’ve practiced them. k $do $now YAML Tip: Generate with --dry-run=client -o yaml ; never write from scratch. --dry-run=client -o yaml Docs Shortcut: Use kubectl explain , not web docs. kubectl explain Verify Everything: Always get , describe , logs , and check Events. get describe logs Storage: Default StorageClass + PV/PVC binding must work. Troubleshooting: Start from nodes → system pods → workloads. RBAC & Security: Test permissions with kubectl auth can-i. kubectl auth can-i Upgrade Flow: Control plane first, then kubelet restart. Networking: Endpoints tell truth; check DNS/CoreDNS if service fails.