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Linux Notes for Professionals

Comprehensive guide for learning and mastering Linux, from fundamental command-line operations to advanced system administration techniques.

Pages

465

Format

PDF Document

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About this Course

Linux is a family of open-source Unix-like operating systems built around the Linux kernel. It powers servers, desktops, mobile devices, and embedded systems worldwide, renowned for stability, security, and flexibility.

This guide spans the Linux filesystem hierarchy, user and permission management, networking, package management, shell scripting, process control, system services, and troubleshooting. You'll also explore popular distributions and essential tools like systemd, cron, and SSH.

Whether you're new to Linux or an experienced administrator seeking a solid reference, these notes provide practical knowledge to confidently manage and optimize Linux systems.

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What You'll Learn

Essential Linux commands and filesystem navigation
User, group, and permission management
Package management with apt, yum, and dnf
Shell scripting with Bash
Process monitoring and job control
Networking, firewalls, and SSH configuration
System services and boot process (systemd)
Security hardening and backup strategies