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Deep Dive: Jenkins Basics for DevOps Engineers | CI/CD & Alternatives

Leave a Comment / AWS, Free DevOps Tutorials, Jenkins / By Devraj Sarkar

Jenkins is one of the most popular open-source automation servers that powers modern DevOps practices through Continuous Integration and Continuous Delivery (CI/CD). This beginner-friendly guide takes you on a deep dive into Jenkins basics—covering core concepts like jobs, pipelines, plugins, and Jenkinsfiles. You’ll also learn how to set up Jenkins, build a simple pipeline, follow best practices, and explore leading alternatives such as GitHub Actions and GitLab CI/CD. Perfect for aspiring DevOps engineers and IT professionals, this article equips you with the foundational knowledge to confidently automate software delivery.

AWS DevOps interview questions and Answer

Advanced AWS DevOps Interview Questions: Expert Answers for 2025

Leave a Comment / AWS, Free DevOps Tutorials, jobs / By Devraj Sarkar

Navigating the AWS DevOps landscape requires not only familiarity with foundational concepts but also expertise in architecting scalable, secure, and automated cloud environments. For professionals targeting roles with 4-5 years of experience or higher, interviews often delve deep into AWS services, advanced CI/CD strategies, security, and operational excellence — areas crucial for modern cloud-native operations. …

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25 AWS Solutions Architect Interview Questions with Detailed Answers for Experienced Professionals

Leave a Comment / AWS, Free DevOps Tutorials, jobs / By Devraj Sarkar

The role of an AWS Solutions Architect requires a deep understanding of Amazon Web Services, cloud-native design, and the ability to translate complex business needs into scalable, secure, and cost-optimized solutions. For experienced candidates, interviews often test real-world architecture decision-making, trade-offs, and best practices rather than basic AWS definitions. In this guide, we’ll cover 25 …

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How do Agile and DevOps interrelate

Leave a Comment / Free DevOps Tutorials, jobs, Linux Training in Kolkata / By Devraj Sarkar

Introduction In today’s fast-paced software development landscape, businesses strive for speed, efficiency, and continuous improvement. Two methodologies that dominate this space are Agile and DevOps. While Agile focuses on iterative development and customer feedback, DevOps emphasizes collaboration, automation, and continuous delivery. But how do Agile and DevOps interrelate? Are they competing methodologies, or do they complement each other? …

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Best DevOps Course in Kolkata – A Complete Guide for Students & Professionals

Leave a Comment / Free DevOps Tutorials, jobs / By Devraj Sarkar

Are you searching for the best DevOps course in Kolkata to boost your IT career? With the growing demand for DevOps professionals, mastering DevOps tools and practices can open doors to high-paying jobs in top companies. But with so many training institutes available, how do you choose the right one? In this blog, we’ll explore why AEM Institute stands out …

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Detailed Explanation of the Linux Boot Process in RHEL 10

Leave a Comment / Docker Tutorials, Free DevOps Tutorials, jobs, Linux Training in Kolkata / By Devraj Sarkar

In Red Hat Enterprise Linux (RHEL) 10, the Linux boot process follows a modern and streamlined architecture built on top of the GRUB2 bootloader and systemd init system. Understanding this process is crucial for Linux system administrators, especially when managing enterprise-level environments where boot reliability, security, and performance are critical. This guide explains the complete …

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Master Jenkins with Top-Notch Training and Interview Preparation in Kolkata

jenkins interview questions and answers 2025 updates

Leave a Comment / AWS, Free DevOps Tutorials, jobs / By Devraj Sarkar

Looking for the Top Jenkins Training in Kolkata to boost your DevOps career? Our expert-led courses provide hands-on experience with Jenkins, the industry-leading CI/CD automation tool, covering pipelines, plugins, security, and cloud integration. Whether you’re a beginner or an experienced professional, our tailored curriculum ensures you master Jenkins interview preparation in Kolkata with real-world scenarios, troubleshooting techniques, and …

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Kubernetes Persistent Volumes (PV) Guide – CKA Exam Prep & Best Practices

Persistent Volumes in Kubernetes – Class Notes for CKA Exam Preparation

Leave a Comment / Docker Tutorials, Free DevOps Tutorials, kubernetes / By Devraj Sarkar

Introduction to Persistent Volumes (PVs) In Kubernetes, managing storage is a critical aspect of running stateful applications. Unlike stateless applications, stateful applications require persistent storage to retain data beyond the lifecycle of a pod. Kubernetes provides a robust storage management system using Persistent Volumes (PVs) and Persistent Volume Claims (PVCs). A Persistent Volume (PV) is a cluster-wide storage resource provisioned …

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Understanding Kubernetes Resource Kinds and Their Usage

Leave a Comment / Docker Tutorials, Free DevOps Tutorials, kubernetes / By Devraj Sarkar

Kubernetes is a powerful container orchestration platform that manages containerized applications across clusters of machines. At its core, Kubernetes operates using declarative resource definitions, which describe the desired state of the system. These resources are categorized into different kinds, each serving a specific purpose in application deployment, scaling, networking, and storage. In this article, we’ll explore the …

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Master Docker networking with this comprehensive tutorial!

Docker Networking tutorial for beginners

Leave a Comment / Docker Tutorials, Free DevOps Tutorials, kubernetes / By Devraj Sarkar

Docker networking is a fundamental aspect of containerization that enables communication between containers, hosts, and external systems. It provides a flexible and scalable way to manage how containers interact while ensuring isolation and security. By default, Docker creates a virtual network for containers, allowing them to communicate seamlessly without exposing services to the host unless explicitly configured. This abstraction …

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