Category	Command	Meaning
	help	man topic	Displays the manual page for topic.
		info	Brings up InfoExplorer.
	navigation	pwd	Displays the path of the current directory.
		cd	Navigates to home directory.
		cd ..	Navigates to parent directory.
		cd path	Changes the current directory to path.
	directories	ls	Lists normal files and directories in the current directory.
		ls -l	Same as previous, but displays extended information.
		ls -ltr	Same as previous, but reverses sort by modification time.
	directories	ls -aF	Lists everything in the current directory, with file types.
		ls -alFR	Lists recursively everything in the current directory.
		mkdir dirname	Makes a directory called dirname.
		rm -rf dirname	Removes recursively the directory called dirname.
		cp -r srcdir dstdir	Copies recursively srcdir to dstdir.
	files	mv src dest	Moves src file to dest file (can also be used to rename a file).
		cp src dest	Copies src file to dest file.
		rm filename	Removes filename.
		more filename	Displays filename, with scrolling control.
	redirection	cmd > path	Places the output of cmd into the file path.
		cmd >> path	Appends the output of cmd to the file path.
		cmd1 | cmd2	Uses the output of cmd as the input for cmd2.
	processes	ps -aux	Displays information about all your processes.
		ps -Af	Displays information about all processes.
		cmd &	Runs cmd as a background process.
		Ctrl-C	Kills the current foreground process.
		Ctrl-Z	Suspends the current foreground process.
		bg	Runs the most recently suspended process in the background.
		fg	Brings the process most recently put in the background to the foreground.
		kill pid	Terminates the process with id pid (Use kill -9 pid to force).