Book Image

The KCNA Book

By : Nigel Poulton
Book Image

The KCNA Book

By: Nigel Poulton

Overview of this book

There is a huge benefit in building small, specialized, single-purpose apps that can self-heal, auto scale, and update regularly without needing downtime. Kubernetes and cloud-native technologies come in handy in building such apps. Possessing the knowledge and skills to leverage Kubernetes can positively enhance possibilities in favor of architects who specialize in cloud-native microservices applications. ‘The KCNA Book’ is designed to help those working in technology with a passion to become certified in the Kubernetes and Cloud-Native Associate Exam. You will learn about containerization, microservices, and cloud-native architecture. You will learn about Kubernetes fundamentals and container orchestration. The book also sheds light on cloud-native application delivery and observability. It focuses on the KCNA exam domains and competencies, which can be applied to the sample test included in the book. Put your knowledge to the test and enhance your skills with the all-encompassing topic coverage. Upon completion, you will begin your journey to get the best roles, projects, and organizations with this exam-oriented book.
Table of Contents (12 chapters)
9
8: Sample test
Appendix B: Sample Test answers

Chapter 5: Cloud native application delivery

Question 1, answers A, C
“Release” and “rollout” both refer to the process up replacing an existing version of an app with an updated version.
Question 2, answer C
Continuous Integration (CI) allows developers to automate the building and testing of application code.
Question 3, answer A
Continuous Integration (CI) is a great way or identifying bugs and other issues before the code gets to production.
Question 4, answer A
Continuous Deployment (CD) is the process of automating the deployment of updates to live environments.
Question 5, answer C
CI/CD enables frequent releases and is a cornerstone of DevOps workflows.
Question 6, answer D
Jenkins is a popular CI/CD tool. Kubernetes and Swarm are both container orchestrators and Docker is a company, container orchestrator, and container runtime.
Question 7, answer B
Using CI/CD tools to automate building and testing allows developers to...