Commands Used in This Chapter

The following list contains a summary of all the commands introduced in this chapter:

Command	Description
cat	Concatenates and displays files
cd	Changes directories
chgrp	Changes the ownership group for a file
chmod	Modifies access permissions for a file
chown	Changes the owner of a file
cp	Copies files
file	Determines file type
find	Finds files
ln	Creates a link to a file
ls	Lists files in a directory
mkdir	Creates directories
more	Enables you to display one screen of information at a time
mv	Moves or renames files
pwd	Displays the present working directory
rm	Removes (deletes) a file
rmdir	Removes empty directories
touch	Creates a file or updates the file's last modification time
umask	Displays or changes the umask value