CKA - DevOps Blog

CKA

A collection of 23 posts

Top 5 Tips to Prepare for the CKA Exam in 2023: A Comprehensive Guide

Top 5 Tips to Prepare for the CKA Exam in 2023: A Comprehensive Guide

This blog post offers valuable insights and tips to enhance your performance in the CKA (Certified Kubernetes Administrator) exam

CKA vs CKAD vs CKS

CKA vs. CKAD vs. CKS – What is the Difference

According to recent statistics, there has been a 127% increase in the number of Kubernetes clusters hosted in the cloud in 2022. This indicates the growing popularity and adoption of Kubernetes as a container orchestration platform. In this article, we'll look at the Kubernetes certifications offered by the

What is Kubernetes Deployment?

Kubernetes Deployment: Strategies, Explanation, and Examples

In Kubernetes, you can deploy a container in a pod with a simple one-line command. This simplicity is what makes Kubernetes a great container orchestration tool. However, when you want your application to scale up or down, maintain replicas, and use custom services, you need a deployment. In this blog

Best Kubernetes Courses

10 Best Kubernetes Courses to Start Learning Online in 2024

Kubernetes is an open-source platform that provides a highly scalable and flexible container orchestration solution. It is used to manage and automate the deployment tasks across different environments. It's popular because it is powerful, versatile, and easy to use. To get started with Kubernetes, you need access to

Kubernetes Certification Cost

Kubernetes Certification Cost: Is It Worth It?

As more enterprises adopt a multi-cloud strategy and modernize their legacy applications, Kubernetes has become a crucial platform for modern (containerized) application deployment. Consequently, the demand and salaries for engineers with Kubernetes expertise have skyrocketed. Read more about Salaries for Kubernetes jobs in Q1 2023 One of the best ways

Kubernetes Dropping Docker

Docker and Kubernetes

Kubernetes Dropping Docker: What Happens Now?

A while back, Kubernetes announced that it was deprecating Docker. Actually, it was deprecating something called dockershim, and Docker alongside it. Roughly one year after the announcement, Docker was completely removed from Kubernetes. In this blog post, I'll explain why this happened and the impact it's

Create A Simple Python Web Application

Create A Simple Python Web Application That Interacts With Your Kubernetes Cluster

This article will create a simple web application that will interact with your Kubernetes cluster using the Python-based web framework Django. A good use case for this application is when you want to give certain users within your organization an easy and effortless way to access and view cluster resources.

Container Runtime Interfaces In K8s

Container Runtime Interfaces In Kubernetes

Containers provide an efficient way to package and deploy applications. They are lightweight, portable, and can be easily moved between different environments without any changes to the application code. With Kubernetes, developers can easily manage and orchestrate containerized applications at scale, ensuring that they are always available and running smoothly.

Tips and Tricks to Pass the CKA and CKAD

Tips and Tricks to Pass the CKA and CKAD Exam

If you do a quick search online, you'll quickly notice that many people claim that they have taken and passed the CKA and CKAD examinations. In case you are wondering what that means, the CKAD is the Certified Kubernetes Application Developer exam, while the CKA is the Certified

CKA, CKAD, CKS – Frequently Asked Questions

CKA, CKAD, and CKS - Frequently Asked Questions

Kubernetes job opportunities have been on the rise with the increasing adoption of cloud-native technologies and the growing demand for containerization and automation in software development. If you are interested in pursuing a career in Kubernetes, obtaining a certification from the Cloud Native Computing Foundation (CNCF) is a great way

Certified Kubernetes Administrator Exam: Practice Topics

Certified Kubernetes Administrator Exam Series (Part-10): Practice Topics

In the previous blog of this 10-part series, we discussed Troubleshooting. This blog introduces you to JSON data format and advanced Kubectl Commands. Let's get started! What is JSON? JavaScript Object Notation (JSON) is a lightweight data storage and sharing format that stores data objects in human-readable key-value

Certified Kubernetes Administrator Exam Series: Troubleshooting

Certified Kubernetes Administrator Exam Series (Part-9): Troubleshooting

In the previous blog of this 10-part series, we discussed Networking. This blog introduces you to the common types of errors that occur and the techniques you can use to identify and resolve them. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core

Certified Kubernetes Administrator Exam: Networking

Certified Kubernetes Administrator Exam Series (Part-8): Networking

In the previous blog of this 10-part series, we discussed Kubernetes Storage. This blog dives into how networking is implemented to facilitate communication between various components of a Kubernetes cluster. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator

Certified Kubernetes Administrator Exam Series: Storage

Certified Kubernetes Administrator Exam Series (Part-7): Storage

In the previous blog of this 10-part series, we discussed Security. This blog delves into how Volumes, PVs, PVCs, and Storage Classes help manage storage resource consumption manage the consumption of storage resources in Kubernetes clusters. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series

TLS Certificates Kubernetes

Certified Kubernetes Administrator Exam Series (Part-6): Security

In the previous blog of this 10-part series, we discussed Cluster Maintenance. This blog covers three parts: Introduction to Kubernetes Security, Authentication, and Authorization. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator Exam Series (Part-2): Scheduling * Certified Kubernetes

Certified Kubernetes Administrator Exam: Cluster Maintenance

Certified Kubernetes Administrator Exam Series (Part-5): Cluster Maintenance

In the previous blog of this 10-part series, we discussed Kubernetes Security. This post takes the candidate through various cluster maintenance processes, including upgrading the Operating System, the implications of evicting a node from the cluster, Kubernetes Releases and versions, the cluster upgrade process, and upgrade best practices, among others.

Deployment Strategy Kubernetes

Certified Kubernetes Administrator Exam Series (Part-4): Application Lifecycle Management

In the previous blog of this 10-part series, we discussed Logging & Monitoring. This section introduces various strategies used to manage the lifecycle of Kubernetes applications, ensuring high availability and continuously improving performance. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts

Certified Kubernetes Administrator Exam Series: Logging & Monitoring

Certified Kubernetes Administrator Exam Series (Part-3): Logging & Monitoring

In the previous blog of this 10-part series, we discussed Scheduling. This blog introduces the various monitoring and logging options available for Kubernetes clusters. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts * Certified Kubernetes Administrator Exam Series (Part-4): Application Lifecycle Management

Certified Kubernetes Administrator Exam Series: Scheduling

Certified Kubernetes Administrator Exam Series (Part-2): Scheduling

In the previous blog of this 10-part series, we discussed Core Concepts. This blog deep dives into the processes and explores every aspect, from manual scheduling to the role of resource requirements in cluster scheduling. Here are the eight other blogs in the series: * Certified Kubernetes Administrator Exam Series (Part-3)

Certified Kubernetes Administrator Exam Series: Core Concepts

Certified Kubernetes Administrator Exam Series (Part-1): Core Concepts

This is the first blog of a 10-part series focused on CKA exam preparation. This article goes through the basic Kubernetes concepts. Think of it as a beginner’s guide to Kubernetes and an absolute necessity if this CKA course is your first brush with Kubernetes. Here are the nine

Certified Kubernetes Administrator (CKA) Course

The Ultimate Guide to Certified Kubernetes Administrator (CKA) Exam

This guide walks you through one of Kubernetes' most popular certifications, Certified Kubernetes Administrator (CKA). We’ll look at the skills validated by the certification and share important details about the certification exam. Certified Kubernetes Administrator (CKA) The certification validates the knowledge of installing, configuring, and managing production-grade Kubernetes