Operating Systems 1 Lab 5 – DOS Environmental Variables

Type ‘set’ into the window.   -> This shows a list of all available DOS variables.

echo %PATH%  --> It shows all paths that contain executable files.

echo %SESSIONNAME% ---> When a person connects to a terminal server session, the                                                                          SESSIONNAME can be seen. But since this is a local terminal
                                                    it simply displays 'console'.

 echo %APPDATA% ----> It shows the directory location where applications store their data.