Ubunsu Softaware gui how to know cli command to run a package code example

Example 1: how to install programs in ubuntu using terminal

wget https://dl.google.com/linux/direct/google-chrome-stable_current_i386.deb
sudo dpkg -i google-chrome-stable_current_i386.deb

Example 2: how to install programs in ubuntu using terminal

wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
sudo dpkg -i google-chrome-stable_current_amd64.deb