2.6. Common Commands

• Here are some common shell commands. To learn more about them consult their man pages (later on) or the documentation given as a reference.
• ls - lists the contents of directories.
• cp - Copies files.
• mv - Moves Files.
• rm - Deletes (= removes) files.
• cat - prints file to the standard output.
• echo - prints messages to the standard output.
• less - displays files and input page by page.