3 examples for dpkg

  # Print info of installed application e.g. Chrome
dpkg -s google-chrome-stable

# List installed applications
dpkg --get-selections

# Install a deb file
sudo dpkg -i chefdk_0.4.0-1_amd64.deb
        

  # Uninstall a package and delete all configuration files (purge)
dpkg -P google-chrome-stable
        

  # See the contents of a deb
dpkg -c some.deb