MongoDB installation:
cd / # into the root directory
cd etc/yum.repos.d
vim mongodb-org-4.2.repo # Create a file
[mongodb-org-4.2]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.2/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.2.asc
sudo yum install -y mongodb-org # wait installation
Installation NodeJS
wget https://nodejs.org/dist/v12.13.1/node-v12.13.1-linux-x64.tar.xz # download package
tar xf node-v12.13.1-linux-x64.tar.xz # decompression
Convenient mv node-v12.13.1-linux-x64 nodejs # modify operations may be omitted directory name
Add vim / etc / profile # file in order to prevent modification recommendations back up what problems
export PATH=$PATH:/root/nodejs/bin
source / etc / profile # refresh