These cards cover key commands such as "ls" for listing directory contents, "grep" for searching files, "cd" for navigating directories, and "shutdown" to power off the system. Learn to manage files with "mv," "cp," and "rm"; control permissions with "chmod" and "chown"; and configure networks using "iwconfig" and "ifconfig." Dive into process management with "ps," "kill," and root-level tasks using "sudo" and "su." Whether you're a sysadmin or developer, this deck also includes commands like "apt-get" for package management and the infamous "vi" text editor. Sharpen your Linux skills today!