In order to do a non-interactive install/uninstall in the Displax Connect supported Operating Systems, download the following script, and run the desired action.
Example for Ubuntu OS.
Install
sudo ./DisplaxConnect_2.1.0-x86_64.installer \ --verbose --platform minimal --script DisplaxConnect-noninteractive.qs
Uninstall
sudo /opt/displax/dc_2.1.0\(amd64\)/maintenancetool \ --verbose --platform minimal --script DisplaxConnect-noninteractive.qs