Certified Kubernetes Administrator (CKA) Study Guide. In-Depth Guidance and Practice (Early Release)

✍ Scribed by Benjamin Muschko

• Publisher: O'Relly
• Year: 2022
• Tongue: English
• Leaves: 86
• Edition: Early Release
• Category: Library

✦ Table of Contents

Preface
Who This Book Is For
What You Will Learn
Conventions Used in This Book
Using Code Examples
O’Reilly Online Learning
How to Contact Us
Acknowledgments
1. Exam Details and Resources
Exam Objectives
Curriculum
Cluster Architecture, Installation & Configuration
Workloads & Scheduling
Services & Networking
Storage
Troubleshooting
Involved Kubernetes Primitives
Exam Environment and Tips
Candidate Skills
Time Management
Command Line Tips and Tricks
Setting a Context and Namespace
Using an Alias for kubectl
Using kubectl Command Auto-Completion
Internalize Resource Short Names
Deleting Kubernetes Objects
Finding Object Information
Discovering Command Options
Practicing and Practice Exams
Summary
2. Cluster Architecture, Installation, and Configuration
Role Based Access Control (RBAC)
RBAC High-Level Overview
Creating a Subject
Listing Service Accounts
Rendering Service Account Details
Assigning a Service Account to a Pod
Understanding RBAC API Primitives
Namespace-Wide and Cluster-Wide RBAC
Default User-Facing Roles
Creating Roles
Listing Roles
Rendering Role Details
Creating RoleBindings
Listing RoleBindings
Rendering RoleBinding Details
Seeing the RBAC Rules in Effect
Aggregating RBAC Rules
Creating and Managing a Kubernetes Cluster
Installing a Cluster
Managing a Highly-Available Cluster
Upgrading a Cluster Version
Backing up and Restoring etcd
Backing Up etcd
Restoring etcd
Summary
Exam Essentials
Sample Exercises
A. Answers to Review Questions
Chapter 2, Cluster Architecture, Installation, and Configuration