Certified Kubernetes Administrator (CKA) Practice Exam

The Certified Kubernetes Administrator (CKA) is a professional certification that shows expertise in managing and operating Kubernetes clusters. It shows that a person can deploy, configure, and maintain containerized applications efficiently while ensuring high availability and security. This certification is ideal for system administrators, DevOps engineers, and IT professionals who want to work with cloud-native technologies and container orchestration.

Recognized globally, the CKA certification helps professionals stand out in roles focused on cloud infrastructure and container management. By earning this credential, individuals demonstrate the ability to troubleshoot issues, monitor cluster performance, and implement best practices for Kubernetes environments. Organizations benefit from certified administrators who can ensure reliable, scalable, and secure deployment of applications in modern IT infrastructures.

Who should take the Exam?

This exam is ideal for:

• Kubernetes Administrators
• DevOps Engineers
• Cloud Engineers
• Site Reliability Engineers (SREs)
• System Administrators
• Infrastructure Engineers
• Platform Engineers

Skills Required

• Linux Command Line
• Containerization (e.g., Docker)
• Kubernetes Core Concepts
• Networking Basics
• YAML Syntax
• Scripting (e.g., Bash)
• Version Control (e.g., Git)
• Cloud Platforms (e.g., AWS, GCP)

Knowledge Gained

• Cluster Architecture, Installation & Configuration
• Workloads & Scheduling
• Services & Networking
• Storage
• Troubleshooting
• Logging & Monitoring
• Cluster Maintenance
• Security

Course Outline

The Certified Kubernetes Administrator  CKA Exam covers the following topics - 

Domain 1 - Cluster Architecture, Installation & Configuration (25%)

• Managing role-based access control (RBAC)
• Using Kubeadm to install a basic cluster
• Managing a highly-available Kubernetes cluster
• Provision underlying infrastructure to deploy a Kubernetes cluster
• Performing a version upgrade on a Kubernetes cluster using Kubeadm
• Implementing etcd backup and restore

Domain 2 - Workloads & Scheduling (15%)

• Understanding deployments and how to perform rolling update and rollbacks
• Using ConfigMaps and Secrets to configure applications
• Knowing how to scale applications
• Understanding the primitives used to create robust, self-healing, application deployment
• Understanding how resource limits can affect Pod scheduling
• Awareness of manifest management and common templating tools

Domain 3 - Services & Networking (20%)

• Understanding host networking configuration on the cluster nodes
• Understanding connectivity between Pods
• Understanding ClusterIP, NodePort, LoadBalancer service types and endpoints
• Knowing how to use Ingress controllers and Ingress resources
• Knowing how to configure and use CoreDNS
• Choosing an appropriate container network interface plugin

Domain 4 - Storage (10%)

• Understanding storage classes, persistent volumes
• Understanding volume mode, access modes, and reclaim policies for volumes 
• Understanding persistent volume claims primitive
• Knowing how to configure applications with persistent storage 

Domain 5 - Troubleshooting (30%)

• Evaluating cluster and node logging 
• Understanding how to monitor applications 
• Managing container stodout & stderr logs 
• Troubleshooting application failures
• Troubleshooting custom component failures
• Troubleshooting networking