Step 1: Step 2: Data Directory: /var/lib/pgsql/data Step 3: Step 4: Note: You can install other version e.g: 11 by using this repo: https://download.postgresql.org/pub/repos/yum/testing/11/redhat/rhel-7-x86_64/pgdg-centos11-11-1.noarch.rpm (You…