50 Kubernetes Concepts Every Devops Engineer Should Know Free [verified] Pdf Jun 2026

Used to store non-confidential data in key-value pairs (e.g., environment variables).

Allows administrators to describe the "classes" of storage they offer (e.g., fast SSD vs. cheap HDD) so storage can be dynamically provisioned on demand. Used to store non-confidential data in key-value pairs (e

An agent that runs on each node in the cluster, ensuring that containers are running properly inside their assigned Pods. Used to store non-confidential data in key-value pairs (e