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BSBittu Sharmainbittublog.hashnode.dev·Nov 10, 2025 · 5 min read

🧑‍💻 15 Days DevOps Revision Challenge: Day 1 — Linux Basics - Commands, File System, Users & Permissions

Welcome to Day 1 of the 15 Days DevOps Revision Challenge!In this post, we’ll revise Linux fundamentals — covering essential shell commands, filesystem hierarchy, permissions, users, and groups.If you’re starting your DevOps journey or brushing up on...