Installing and checking packages into different family of Linux

Installation command for any package to download and install:

- RPM/RedHat-based Linux:    

               sudo yum install 'package name'

- DEB/Debian-based Linux:

               sudo apt-get install 'package name'

- FreeBSD

               sudo pkg_add -r bash 'package name'

Checking/Verifying command for any package that is installed or not: 

               dpkg -s 'package name'