- ls – List directories
- pwd – Print working directory
- cd – Linux command to navigate through directories
- mkdir – Command used to create directories in Linux
- mv – Move or rename files in Linux
- cp – Similar usage as mv but for copying files in Linux
- rm – Delete files or directories
- touch – Create blank/empty files
- ln – Create symbolic links (shortcuts) to other files
- cat – Display file contents on the terminal
- clear – Clear the terminal display
- echo – Print any text that follows the command
- less – Linux command to display paged outputs in the terminal
- man – Access manual pages for all Linux commands
- uname – Linux command to get basic information about the OS
- whoami – Get the active username
- tar – Command to extract and compress files in Linux
- grep – Search for a string within an output
- head – Return the specified number of lines from the top
- tail – Return the specified number of lines from the bottom
- diff – Find the difference between two files
- cmp – Allows you to check if two files are identical
- sort – Linux command to sort the content of a file while outputting
- export – Export environment variables in Linux
- zip – Zip files in Linux
- unzip – Unzip files in Linux
- ssh – Secure Shell command in Linux
- service – Linux command to start and stop services
- ps – Display active processes
- kill and killall – Kill active processes by process ID or name
- df – Display disk filesystem information
- chmod – Command to change file permissions
- chown – Command for granting ownership of files or folders
- ifconfig – Display network interfaces and IP addresses
- wget – Direct download files from the internet
- apt, pacman, yum, rpm – Package managers depending on the distro
- sudo – Command to escalate privileges in Linux
Basic Linux Commands every DevOps Engineer should know
THE NUCLEAR GEEKS 