Kubernetes for Developers Practice Exam

Kubernetes for Developers Practice Exam

Kubernetes for Developers is all about learning how to build, package, and run applications in modern cloud environments. Kubernetes, often called K8s, is an open-source system that helps developers manage and scale containerized applications. Instead of worrying about manual server setup or deployment issues, Kubernetes automatically takes care of distributing applications, monitoring them, and keeping them running smoothly.

For developers, Kubernetes simplifies the process of moving code from development to production. It allows them to focus on writing features rather than handling infrastructure problems. By mastering Kubernetes, developers can ensure that their apps are scalable, reliable, and ready for cloud-native environments.

Who should take the Exam?

This exam is ideal for:

• Software Developers
• Cloud Engineers
• DevOps Engineers
• Site Reliability Engineers (SREs)
• Application Architects
• Backend Developers moving to cloud-native apps
• Full Stack Developers building scalable applications

Skills Required

• Basics of Linux and command line
• Understanding of containers (e.g., Docker)
• Familiarity with YAML and configuration files
• Basic knowledge of application development (backend or full-stack)

Knowledge Gained

• Deploying applications on Kubernetes clusters
• Working with Pods, Services, and Deployments
• Scaling and updating applications
• Managing app storage and configuration
• Debugging and troubleshooting in Kubernetes environments
• Building cloud-native development workflows

Course Outline

The Kubernetes for Developers Exam covers the following topics -

1. Introduction to Kubernetes

• What is Kubernetes and why use it
• Kubernetes architecture and components
• Role of developers in Kubernetes environments

2. Working with Containers

• Docker basics for developers
• Building container images
• Pushing images to container registries

3. Core Kubernetes Objects

• Pods and multi-container Pods
• Deployments and ReplicaSets
• Services and Networking basics

4. Application Deployment

• Writing deployment YAML files
• Rolling updates and rollbacks
• Managing app lifecycles

5. Configuration and Secrets

• ConfigMaps for environment variables
• Using Secrets securely
• Mounting volumes and persistent storage

6. Scaling and Monitoring

• Horizontal Pod Autoscaler (HPA)
• Resource requests and limits
• Monitoring logs and events

7. Debugging and Troubleshooting

• Common errors and fixes
• Debugging Pods and containers
• Tools for developers (kubectl, Lens, etc.)

8. Advanced Developer Topics

• Ingress and service mesh basics
• CI/CD integration with Kubernetes
• Building cloud-native microservices