Certified Kubernetes Administrator (CKA) Exam Preparation

cncf repo https://github.com/cncf/curriculum/blob/master/certified_kubernetes_administrator_exam_v1.11.0.pdf

5% - Scheduling

• Use label selectors to schedule Pods.

  • nodeSelector

  Hello Test

  • Affinity and anit-affinity
  • Node affinity (beta feature)
  • Inter-pod affinity and anti-affinity (beta feature)

• Understand the role of DaemonSets.

  • What is a DaemonSet?
  • Writing a DaemonSet Spec
  • How Daemon Pods are Scheduled
  • Updating a DaemonSet
  • Alternatives to DaemonSet

• Understand how resource limits can affect Pod scheduling.

• Understand how to run multiple schedulers and how to configure Pods to use them.

• Manually schedule a pod without a scheduler.

  • Assign Pod to Node

• Display scheduler events.

• Know how to configure the Kubernetes scheduler.

5% - Logging/Monitoring

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

8% - Application Lifecycle Management

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

11% - Cluster Maintenance

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

12% - Security

• Know how to configure authentication and authorization.
• Understand Kubernetes security primitives.
• Know to configure network policies.
  • Declare Network Policy
• Create and manage TLS certificates for cluster components.
• Work with images securely.
• Define security contexts.
• Secure persistent key value store.
• Work with role-based access control.

7% - Storage

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

10% - Troubleshooting

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

19% - Core Concepts

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

11% - Networking

• 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.

12% - Installation, Configuration & Validation

• Design a Kubernetes cluster.
• Install Kubernetes masters and nodes, including the use of TLS bootstrapping.
• Configure secure cluster communications.
• Configure a Highly-Available Kubernetes cluster.
• Know where to get the Kubernetes release binaries.
• Provision underlying infrastructure to deploy a Kubernetes cluster.
• Choose a network solution.
• Choose your Kubernetes infrastructure configuration.
• Run end-to-end tests on your cluster.
• Analyse end-to-end tests results.
• Run Node end-to-end tests.