| Type This | For This Function |
| cd | Change to another directory |
| cp | Copies a file |
| logout | Exits UNIX |
| lpr filename | Prints a file |
| ls | Lists the contents of a directory |
| ls -a | Lists all files within a directory, including ``dot'' files |
| ls -R | Lists all files and subdirectories within a directory |
| ls -s | Lists files by block size |
| man command | Accesses on-line man page help |
| mkdir | Creates a new directory |
| more filename | Displays the contents of a file |
| rm | Deletes a file |
| rmdir | Deletes a directory |