Certification Study Guides

CNCF Mar 28, 2026 · 9 min read

CKAD Exam Traps: Application Design and Security Tasks That Fool Developers

CKAD performance tasks are trickier than they look — init container ordering, probe syntax, NetworkPolicy direction, Helm --reuse-values, and ConfigMap vs Secret encoding trip up even experienced developers. This guide …

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CNCF Mar 28, 2026 · 6 min read

CKAD Deep Dive: Deployment Strategies, Application Security, and Observability

Application Environment, Configuration and Security (25%) is the highest-weight CKAD domain. Combined with Deployment (20%) and Observability (15%), these domains determine your score. This guide covers rolling updates, Helm, liveness …

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CNCF Mar 28, 2026 · 6 min read

How to Pass CKAD (Certified Kubernetes Application Developer) in 2026: Complete Study Guide

CKAD tests how well you deploy, configure, and troubleshoot applications on Kubernetes — not cluster administration. This guide covers all 5 domains, the key differences from CKA, essential kubectl commands …

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CNCF Mar 28, 2026 · 8 min read

CKA Exam Traps: Networking, Storage, and Troubleshooting Tasks That Trip Candidates

CKA is performance-based — the traps are in command flags and task sequencing, not concepts. This guide covers 12 specific task patterns where candidates lose time or fail: etcd restore …

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CNCF Mar 28, 2026 · 6 min read

CKA Deep Dive: etcd Backup/Restore, CNI Plugins, and Cluster Architecture Mastery

The CKA Cluster Architecture domain (25%) and Troubleshooting domain (30%) together make up more than half the exam. This guide goes deep on kubeadm cluster setup, etcd backup/restore commands, CNI …

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CNCF Mar 28, 2026 · 10 min read

KCSA Exam Traps: Security Questions That Confuse Even Experienced Kubernetes Users

KCSA candidates lose marks on RBAC scope confusion, Pod Security Standards profile selection, the distinction between auditing and admission control, and compliance framework acronyms. This guide covers 10 traps with …

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CNCF Mar 28, 2026 · 8 min read

KCSA Deep Dive: Kubernetes Security Fundamentals, RBAC, and the 4Cs Threat Model

The hardest KCSA questions test the Kubernetes threat model (4Cs of Cloud Native Security), RBAC mechanics, Pod Security Standards, supply chain security, and compliance frameworks. This guide dissects every high-weight …

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CNCF Mar 28, 2026 · 6 min read

How to Pass KCSA (Kubernetes and Cloud Native Security Associate) in 2026: Complete Study Guide

KCSA is CNCF's security-focused entry-level Kubernetes certification — 6 domains covering Pod Security Standards, RBAC, supply chain security, compliance frameworks, and the Kubernetes threat model. This guide covers everything you …

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CNCF Mar 28, 2026 · 10 min read

KCNA Exam Traps: Container Orchestration and CNCF Project Questions That Trip Candidates

KCNA candidates lose points on CNCF project classification, container runtime differences (containerd vs CRI-O), scheduler concepts, and GitOps vocabulary. This guide covers 10 specific traps with the exact wording examiners …

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CNCF Mar 28, 2026 · 7 min read

KCNA Deep Dive: Cloud Native Application Delivery, GitOps, and CNCF Ecosystem

The hardest KCNA questions come from the Cloud Native Application Delivery and Architecture domains — GitOps principles, Helm, service meshes, observability tools, and the CNCF project landscape. This guide dissects …

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