Study Guides & Certification Tips
Expert guides and strategies to help you pass your cloud certification exams.
OpenTelemetry Certified Associate (OTCA): A Beginner's Guide to the Observability Cert
A complete primer on the OpenTelemetry Certified Associate exam — covering OTel signals, the Collector, instrumentation, semantic conventions, and a 4-week prep plan.
Certified GitOps Associate (CGOA): What It Tests and How to Pass
A practical guide to the Certified GitOps Associate exam — covering the OpenGitOps principles, Argo CD and Flux comparison, the CGOA exam blueprint, and a 4-week study plan.
The Complete CNCF Certification Map: Every Cloud Native Cert Explained (2026)
Every CNCF / Linux Foundation cloud-native certification mapped: KCNA, KCSA, CKA, CKAD, CKS, CGOA, CAPA, OTCA, PCA, CCA, CNPA, CBA, FOCP, and more — with cost, level, and recommended paths.
KCNA vs CKA vs CKAD: Which Kubernetes Certification Should You Start With?
Side-by-side comparison of KCNA, CKA, and CKAD — cost, format, difficulty, target audience, and the recommended path for developers, sysadmins, and SREs in 2026.