Use `ls` to list files in the current directory
Use `ls -la` to show all files with details
Use `pwd` to show your current directory
Use `find .` to search for files recursively
Use `stat filename` to view file information
Use `file filename` to identify a file’s type
Use `du -sh *` to check file and folder sizes
Use `tree` to view a directory tree
Use `locate filename` to find files quickly
Use `pacman -Ql package-name` to list files installed by a package
Use `pacman -Qk package-name` to verify package files
Use `sha256sum filename` to check a file’s checksum
Use `md5sum filename` to check a file’s MD5 hash
