Certified Kubernetes Administrator v1.18

• Certified Kubernetes Administrator based on v1.18.0 (March 2020): https://github.com/cncf/curriculum/blob/master/CKA_Curriculum_V1.18.pdf

Scheduling (5%)

• Use label selectors to schedule Pods: kubectl label nodes and nodeSelector
• Understand the role of DaemonSets: kind: DaemonSet
• Understand how resource limits can affect Pod scheduling
• Manually schedule a pod without a scheduler
• Display scheduler events: kubectl logs
• Know how to configure the Kubernetes scheduler

Logging/Monitoring (5%)

• Understand how to monitor all cluster components.
• Understand how to monitor applications
• Manage cluster component logs
• Manage application logs

Application Lifecycle Management (8%)

• Understand deployments and how to perform updates and rollbacks
• Know various ways to configure applications
• Know how to scale applications
• Understand the primitives necessary to create a self-healing application

Cluster Maintenance (11%)

• Understand Kubernetes cluster upgrade process
• Facilitate operatig system upgrades
• Implement backup and restore methodologies

Security (12%)

• Know how to configure authetication and authorization
• Understand Kubernetes security primitivies
• Know to configure network policies
• Create and manage TLS certificates for cluster components
• Work with images securely
• Define security contexts
• Security persistent key value store

Storage (7%)

• Understand persistent volumes and know how to create them
• Understand access modes for volumes
• Understand Kubernetes storage objects
• Know how to configure applications with persistent storage

Troubleshooting (10%)

• Troubleshoot application failure
• Troubleshoot control plane failure
• Troubleshoot worker node failure
• Troubleshoot networking

Core concepts (19%)

• Understand the Kubernetes API primitives
• Understand the Kubernetes cluster architecture
• Understand Services and other network primitives

Networking (11%)

• Understand the networking configuration on the cluster nodes
• Understand Pod networking concepts
• Understand service networking
• Deploy and configure network load balancer
• Know how to use Ingress rules
• Know how to configure and use the cluster DNS
• Understand CNI

Installation, Configuration & Validation (12%)

• Design a Kubernetes cluster
• Install Kubernetes master and nodes
• Configure secure cluster communications
• Configure a Highly-Available Kubernetes Cluster
• Know where to get Kubernetes release binaries
• Provision underlying infrastructure to deploy a Kubernetes cluster
• Choose a network solution
• Choose your Kubernetes infrastructure configuration
• Run end-to-end test on you cluster
• Analyze end-to-end test results
• Run Node end-to-end test
• Install and use kubeadm to install, configure and manage Kubernetes clustes.

See also

• CKA: v1.28: API, Namespace, Pods, secrets, Services, deployments, nodes, Volumes, Ingress, CKS
• Kubernetes: distributions, tools, CKA, CKS, Kubernetes interfaces: CSI, CNI, installation, workloads, networking, kubeadm, Kubernetes API, Kubernetes API Server, kubectl, kubeadm, kubelet, kube-proxy, Cloud services: EKS, GKE, TKE, DKS, Helm, Kubernetes RBAC, Kubernetes deployments, Minikube, Rancher, OpenShift, Charmed Kubernetes, Ingress, Kubernetes scheduler, Kubernetes Finalizers, logging, Kubernetes operator, Orka, kind:, Kubernetes namespaces, Kubernetes dashboard, Kubernetes Metrics Server, Field Selectors, CoreDNS, CRI, Kubernetes Topology Manager, Kubernetes governance: (SIG, KEP), Kustomize, controllers, ReadinessProbe, LivenessProbe, KOPS, K9s, Kui, k3s, ImagePullBackOff, PDB, EndPoints, Kots, metadata, Karpenter, Replicated.com, Kubernetes Authenticating, Kubernetes timeline, Changelog/Versions, service accounts, Kubernetes Pod Lifecycle, Kubernetes Conformance Certified, Kubernetes backup, Kubernetes Pod Security Admission, tEKS, Kubernetes events, Kubernetes ports, Kubernetes policies, Connect, addons, DoKC, Kubernetes control plane, Kubernetes Federation, Kubernetes info, Kubetest2, Sidecar (Kubernetes)