#Kubernetes

12 questions

• What is Kubernetes and what problems does it solve?Kubernetes#architectureJunior›
• What is a Pod and why is it the smallest deployable unit in Kubernetes?Kubernetes#coreJunior›
• What are Deployments and ReplicaSets, and how do rolling updates and rollbacks work?Kubernetes#scalingJunior›
• What are Services in Kubernetes, and what is the difference between ClusterIP, NodePort, and LoadBalancer?Kubernetes#kubernetesJunior›
• Describe the Kubernetes architecture: control plane vs worker nodes and their components.Kubernetes#architectureMiddle›
• How do ConfigMaps and Secrets work for injecting configuration into workloads?Kubernetes#securityMiddle›
• What are liveness, readiness, and startup probes, and when do you use each?Kubernetes#reliabilityMiddle›
• What is the difference between CPU/memory requests and limits, and how do they affect scheduling, eviction, and QoS?Kubernetes#performanceMiddle›
• What is Ingress and how does it route external traffic to Services?Kubernetes#kubernetesMiddle›
• How does the Horizontal Pod Autoscaler work, and how does it relate to the Cluster Autoscaler?Kubernetes#scalingSenior›
• What are StatefulSets, PersistentVolumes/Claims, and how do you run stateful workloads on Kubernetes?Kubernetes#reliabilitySenior›
• How does RBAC work with ServiceAccounts, and how do you secure a Kubernetes cluster?Kubernetes#securitySenior›