CODE EXAMPLE FOR SHELL

setup node and mongodb on centos 7 using npm

yum install -y mongodb-org
#yum install -y https://repo.mongodb.org/yum/redhat/7/mongodb-org/3.6/x86_64/RPMS/mongodb-org-3.6.4-1.el7.x86_64.rpm
service mongod start
chkconfig mongod on