How to prepare well for official Kubernetes certifications (CKA, CKAD, CKS)
We will teach you how to obtain certified Kubernetes certifications such as Certified Kubernetes Administrator (CKA), Kubernetes Certified Application Developer (CKAD), and Certified Kubernetes Security Specialist (CKS).

Lab environment for CKA
hello
Recently, while looking at the official Kubernetes documentation, I found the following things that provide Kubernetes environments on the web:
I think you'll find this helpful in preparing for the exam. :)
Because it provides a similar environment
+ I'm thinking about doing a (very very) basic Kubernetes course. I plan to release it by early March. I think it would be helpful to refer to it.
1. Play Kubernetes
- It's a bit inconvenient because there's only one Kubernetes node, but I think it's good for simple testing.
- I tested it and it seems you can create up to 5 Kubernetes nodes!! (There is only a time limit...)
https://labs.play-with-k8s.com/
2. Playground
- There is one more node (2 in total) and it provides a shootout scenario.
https://www.katacoda.com/courses/kubernetes/playground
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