Linux Commands

By
Command Action Syntax
cat Display the contents of a file from the top. cat file.txt
man Show the manual for a command. man cat
ls List files and directories in the current directory. ls
cd Change directories. cd /path/to/directory
pwd Print the current working directory. pwd
cp Copy files and directories. cp source-file destination
mv Move or rename files and directories. mv old-file new-name
mv old-file new-location
rm Remove files and directories (be cautious). rm file-to-delete
rm -r dir
mkdir Create a new directory. mkdir new_directory
rmdir Remove an empty directory. rmdir empty_directory
touch Create an empty file. touch new_file.txt
grep Search for text patterns in files. grep "search-term" filename