Step 1 : Create a file where we install Mongodb
Run Command:
vi /etc/yum.repos.d/mongodb-org-4.2.repo
Step 2 : Copy This in above file
[mongodb-org-4.2] name=MongoDB Repository baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.2/x86_64/ gpgcheck=1 enabled=1 gpgkey=https://www.mongodb.org/static/pgp/server-4.2.asc
Step 3 : Install the MongoDB packages.
sudo yum install -y mongodb-org
Step 4 : To start Mongodb service
systemctl start mongod.service or systemctl start mongodb