ls -a will list all files including hidden files (files with names beginning with a dot). Cambridge | Faculty of Mathematics Displaying contents of a directory (ls command) - IBM
While your query likely refers to the permission suffix, "dot" is also used in other ls contexts: ls filedot
ls filedot , list dot files, show hidden files linux, ls command examples, wildcards ls, linux list files with dot ls -a will list all files including hidden
Because dotfiles often contain environment variables and API keys, you should be careful when: list dot files
Example dangerous pattern:
shopt -s extglob ls !( . ) # lists files without a dot; invert to get dotted files as needed