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

Recap Questions

See Appendix A for answers.

1. Which of the following is true of containers? Choose all correct answers.

    1. Containers are like lightweight virtual machines
    1. You cannot run user applications in containers
    1. Containers always have a dedicated kernel
    1. You normally run one application per container

2. Which of the following requires the least infrastructure to run the same number of apps?

    1. Containers
    1. Virtual machines
    1. Physical servers

3. Which is easier to package and share?

    1. Containers
    1. Virtual machines

4. You’re recommending your business adopts Kubernetes and containers. Will your developers need to learn any new programming languages?

    1. Yes
    1. No

5. Which of the following best describes the contents of a container image...