Certified Kubernetes Administrator Study Companion

The Kubernetes landscape is constantly evolving, making it crucial to stay updated on the latest best practices and technologies. Using a structured approach and practical applications, this comprehensive study companion is designed to help individuals prepare for the Certified Kubernetes Administrator (CKA) exam.

You ll start by reviewing a range of essential topics that serve as prerequisites for certification, such as what Kubernetes is, its architecture, and key components like the Control Plane, ApiServer, and ETCD. The book then addresses workloads and scheduling, providing insights into pods, deployments, and various resource management techniques. Additionally, you ll explore storage management in Kubernetes, detailing persistent volumes, access modes, and storage classes. Networking topics, including pod connectivity, CoreDNS, and network policies are covered as well.

Throughout the book, troubleshooting techniques are emphasized, focusing on monitoring cluster components and application performance. Most importantly, the book offers guidance on exam preparation, including patterns, prerequisites, and last-minute tips, along with sample questions to aid your study process. Whether you're new to Kubernetes or actively studying for the CKA certification, this book will serve as your essential resource.

What You Will Learn

• Kubernetes fundamentals, including architecture, components, and installation.
• In-depth knowledge on workloads and scheduling, covering pods, deployments, and services.
• Essential insights into storage management, networking, and cluster architecture.
• Troubleshooting techniques for monitoring and resolving issues in Kubernetes environments.
• Exam preparation tips, including sample questions and strategies for success.

Who This Book Is For

College students, recent graduates, IT professionals in the Cloud/DevOps domain, individuals transitioning into Cloud/DevOps roles, Kubernetes administrators, and DevOps engineers.

PART I: Kubernetes Fundamentals. - Chapter 1: Introduction to Kubernetes. - Chapter 2: Kubernetes Architecture. - Chapter 3: Kubernetes Installation. - PART II: Workloads and Scheduling. - Chapter 4: Pods in Kubernetes. - Chapter 5: ReplicaSets, Replication Controller, and Deployments. - Chapter 6: Services in Kubernetes. - Chapter 7: NameSpaces. - Chapter 8: Daemonset, Cronjob, and job. - Chapter 9: Static Pods and Scheduling. - Chapter 10: Autoscaling in Kubernetes. - Chapter 11: Manifest Management tools. - Chapter 12: Authorization and Authentication. - Chapter 13: Network Policies. - PART III: Storage. - Chapter 14: Kubernetes Installation using KubeAdm. - Chapter 15: Storage in Kubernetes. - PART IV: Services and Networking. - Chapter 16: Kubernetes Networking. - Chapter 17: Operators and Custom Resources. - PART V: Cluster Architecture, Installation, and Configuration. - Chapter 18: Cluster Maintenance. - Chapter 19: Kubernetes version upgrade using kubeadm. - PART VI: Troubleshooting. - Chapter 20: Monitoring, Logging, and Alerting. - Chapter 21: Troubleshooting Application Failure. - Chapter 22: Troubleshooting Control Plane Failure. - Chapter 23: JSONPath. - Appendix: Tips and Tricks. - Sample Questions.