| Unix | DOS | Description |
| ls, ll | dir | list the files in a directory |
| passwd | change password | |
| mkdir directory_name | mkdir directory_name | make a directory |
| cd directory_name | cd directory_name | change directory (. current directory, .. back a directory, ~ home) |
| pwd | cd | print working directory |
| cat file_name | type | display the contents of a file |
| cp from_file_name to_file_name | copy from_file_name to_file_name | copy one file to another |
| mv from_file_name to_file_name | move from_file_name to_file_name | move one file to another |
| rm file_name | del file_name | remove or delete a file |
| rmdir directory_name | rmdir directory_name | remove or delete a directory |
| clear | cls | clears the screen |