Redis is most popular open-source key-value data store in-memory database that can be used as a cache server, message broker, etc. In this guide, we will learn how to install Redis on Ubuntu and CentOS servers. This guide describes how to install Redis on Ubuntu and CentOS (Linux). Redis also…

Kubernetes is an open source container orchestration tool for deploying applications. In Kubernetes cluster setup, we have one master and multiple worker nodes or Minion. From the master node, we manage the cluster and its nodes using kubeadm and kubectl utility. In CentOS 8/RHEL 8. docker has now been replaced…

Nginx is an open-source and globally popular web server. In our previous tutorials. In this guide, we will discuss how we can host multiple websites and configure ssl on Nginx webserver. Similarly how we do configure virtual hosting and SSL Configuration in Nginx Web Server in Linux. …

As a DevOps Engineer, you must have good knowledge of version control system. Git is most widely used version control system. Here we consolidated top 20 GIT interview questions and answers. Ans: GIT is a distributed version control system and source code management system (SCM). …

Normally shells are interactive. That means shell accept command from you (via keyboard) and execute them. But if you execute a sequence of commands ( you can store this sequence of command into text file) and instruct the shell to execute this text file instead of entering the commands one…

Being a DevOps Engineer, you should have deep understanding of docker containerization technology. In every devops engineer technical interview, it is obvious interviewer will ask questions from docker. Here we consolidated frequently asked top 20 docker interview questions and answers for devops engineers. Que: 1- What is Docker? Ans: Docker…

SSL certificates are used to encrypt the traffic between the server and client within web servers and provides extra security for users accessing web application. Let’s Encrypt provides an easy way to obtain and install trusted certificates without any cost. This guide will show you how to install FREE SSL/TLS…

Ansible is an open source IT Automation tool that automates application deployment, infrastructure service orchestration, cloud provisioning and many more. It uses YAML files or playbooks at run time. In this guide, you will learn how to install and configure Ansible on Amazon Linux 2 on AWS. Ansible uses push…

AWS Cloud Admin is the most prestigious job in this era but you have to crack the Cloud Interview first to get this job. But cracking cloud interviews is very tough and you must have in depth knowledge of each and every service you worked upon. Here we consolidated Top…