1 First steps

 

This chapter covers

  • An introduction to the Certified Kubernetes Administrator Exam
  • What the Kubernetes Administrator role entails
  • Kubernetes and the problems it solves
  • The Kubernetes API and its architecture
  • Kubernetes components and Linux backend processes
  • Declarative and Imperative commands in Kubernetes

1.1 Introducing the CKA Exam

Welcome to Acing the Certified Kubernetes Administrator Exam, 2nd edition. If you’ve purchased this book, chances are you’ve already researched the exam, know what it’s about and perhaps even have it on your schedule. If not, don’t worry, we’ll talk about what the exam is and how to get signed up as soon as possible. For those of you who want to get right down to it, go ahead and skip this section, as it will most likely be reviewed for you. You can skip to section 2, where we get into the meat and potatoes of the exam curriculum.

1.2 What’s in store

1.2.1 What is a Kubernetes administrator?

1.3 Meeting Kubernetes

1.3.1 Cluster architecture, installation, and configuration

1.3.2 Workloads and scheduling

1.3.3 Services and networking

1.3.4 Storage

1.3.5 Troubleshooting

1.4 Control plane node

1.5 Worker nodes

1.6 API model and PKI

1.7 Linux background processes

1.8 Declarative syntax

1.9 Summary