@apurvjain

Apurv Jain

@apurvjainGurugram, IndiaJoined January 2026

Daily DevOps concepts, simplified.

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DevOps engineer sharing daily learnings on Linux, Docker, Kubernetes, CI/CD, and Cloud.

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Apurv Jain's blogs

DevOps Conceptsdevopsconcepts.hashnode.dev6 posts

File Permissions & Ownership

Linux is a multi-user operating system, so it needs a strong permission system to control who can access what.File permissions and ownership define security, access control, and system stability. In this blog, we will learn: How Linux permissions wo...

Jan 14 · 3 min readdevopsconcepts.hashnode.dev

Basic Linux Commands

Linux is controlled mainly through the command line.Knowing basic Linux commands helps you: Navigate the file system Manage files and directories Inspect system information Work efficiently on servers This guide covers the most commonly used Li...

Jan 13 · 2 min readdevopsconcepts.hashnode.dev

Package Management in Linux

What is package management? Package management is the process of: Installing software Updating packages Removing applications Managing dependencies In Linux, software is distributed as packages and handled by package managers. 📌 A package cont...

Jan 12 · 3 min readdevopsconcepts.hashnode.dev

Linux File System

The Linux file system is a hierarchical structure that starts from a single root directory /. Unlike Windows (which uses drives like C: or D:), Linux uses one unified directory tree. / ├── bin ├── boot ├── dev ├── etc ├── home ├── lib ├── proc ├── ro...

Jan 11 · 3 min readdevopsconcepts.hashnode.dev

Linux Architecture

If you are new to Linux, you might wonder: 👉 How does Linux actually work inside?👉 What happens when I type a command in the terminal? Linux architecture answers these questions. It explains how Linux is structured and how different parts work toge...

Jan 10 · 3 min readdevopsconcepts.hashnode.dev

Apurv Jain

About

Available for

Apurv Jain's blogs

File Permissions & Ownership

Basic Linux Commands

Package Management in Linux

Linux File System

Linux Architecture

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Apurv Jain

About

Available for

Apurv Jain's blogs

File Permissions & Ownership

Basic Linux Commands

Package Management in Linux

Linux File System

Linux Architecture