How to view group permissions in terminal?

Question

linux

Tell me how to see the rights of the group in the terminal? Didn't find the command. And the team is interested in viewing groups belonging to the user.

Answer 1

What does group rights mean? What files belong to a group? find / -group groupname
Wellid username (by default it shows information about the current user)

Answer 2

cat /etc/group | grep "название группы"