

Learn Linux system administration through hands-on labs, covering command-line, file management, user administration, security, networking, and maintenance. Perfect for CompTIA Linux+ certification prep.
Completed 0 of 33 Labs
Edit Text with Vim and Nano
Configure the Shell Environment
Redirect Input and Output
Manage Local User Accounts
Manage Groups and Memberships
Navigate the File System
Manage Files and Directories
Find Files and Commands
Search Text with grep
Change Directory Ownership
Manage File and Directory Permissions
Configure umask and the Sticky Bit
Manage Partitions and File Systems
Back Up and Restore with tar
Configure RAID and LVM Storage
Monitor and Manage Processes
Schedule Tasks with at and cron
Inspect and Verify RPM Packages
Query and Update Packages with YUM
Build Software from Source
Manage Shared Libraries
Customize the GRUB2 Boot Menu
Manage Kernel Modules
Inspect Hardware Devices
Connect to Remote Hosts with SSH
Configure SSH Key Authentication
Allow Web Traffic with firewalld
Block ICMP Traffic with iptables
Encrypt and Decrypt Files with GPG
Configure Password Policies and Sudo
Manage SELinux Contexts for Apache
Manage a Local Git Repository
Create and Activate Swap Files
Learn core IT support skills through hands-on labs, covering hardware installation, networking fundamentals, operating systems management, security basics, and troubleshooting. Perfect for CompTIA A+ certification prep.
Completed 0 of 12 Labs
Master essential networking concepts and skills with hands-on labs. This course covers network fundamentals, implementation, operations, security, and troubleshooting, preparing you for the CompTIA Network+ certification (N10-009).
Completed 0 of 20 Labs
Master cybersecurity fundamentals through hands-on labs, covering threat analysis, risk management, network security, identity management, cryptography, and incident response. Perfect for CompTIA Security+ certification prep.
Completed 0 of 14 Labs




