Essential Linux Terminal Commands
pwdprints your current directory.lslists files and directories.cd projectsmoves into the projects directory.cd ..moves up one directory.mkdir notescreates a directory named notes.touch journal.txtcreates an empty file.cat notes.txtprints a text file.grep "error" server.logsearches a log file for matching text.chmod +x script.shmakes a script executable.man lsopens the manual page forls.
What to Learn First
Start with navigation commands, then learn file creation and reading commands, then move into search and help. That order gives you confidence before you touch permissions or process commands.