CompTIA Linux+ SEL1

What Will You Learn?

• Basic Linux concepts and distributions.
• Understanding the Linux file system hierarchy.
• Command-line interface (CLI) basics.
• Installing various Linux distributions.
• Understanding disk partitioning and file systems.
• Configuring network settings and services.
• Managing system startup processes.
• Using systemd and init systems.
• Process management and monitoring (using commands like ps, top, htop).
• Creating and managing user accounts and permissions.
• Understanding file ownership and permissions (chmod, chown).
• File manipulation commands (cp, mv, rm, grep, find).
• Writing and executing shell scripts.
• Using text editors (like vim or nano) effectively.
• Using package managers (such as APT for Debian/Ubuntu or YUM/DNF for Red Hat/CentOS).
• Installing, upgrading, and removing software packages.
• Basic networking concepts and configuration.
• Understanding network services (DNS, DHCP, SSH).
• Troubleshooting network issues.
• Implementing security best practices.
• Understanding firewalls and SELinux/AppArmor.
• Managing system updates and vulnerabilities.
• Recognizing and diagnosing common Linux issues.
• Understanding log files and using logs for troubleshooting.
• Writing basic shell scripts to automate tasks.
• Using cron for task scheduling.
• Introduction to virtualization technologies (like KVM, Docker).
• Understanding how Linux integrates with cloud environments.