strongjz / cka-study

My study guide for the CKA based on the CKA Curriculum outline

Curriculum

Details about the CNCF CKA Program

This repos services to outline the CNCF Curriculum

[X] Application Lifecycle Management 8%
[] Cluster Maintenance 11%
[] Installation, Configuration & Validation 12%
[] Logging / Monitoring 5%
[] Networking 11%
[] Scheduling 5%
[] Security 12%
[] Storage 7%
[] Troubleshooting 10%

More Information

• Candidate Handbook
• Curriculum Overview
• Exam Tips
• Frequently Asked Questions

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.

Core Concepts

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

Cluster Maintenance

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

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.
• Analyze end-to-end tests results.
• Run Node end-to-end tests.

Logging Monitoring

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

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.

Scheduling

• Use label selectors to schedule Pods.
• Understand the role of DaemonSets.
• 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.
• Display scheduler events.
• Know how to configure the Kubernetes scheduler.

Security

• Know how to configure authentication and authorization.
• Understand Kubernetes security primitives.
• Know to configure network policies.
• 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.

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.

Troubleshooting

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