mongodb

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Install MongoDB Community Edition in Ubuntu
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Step 1-: Import the public key used by the package management system
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 9DA31620334BD75D9DCB49F368818C72E52529D4

Step 2-: Create a list file for MongoDB

Create the /etc/apt/sources.list.d/mongodb-org-4.0.list file for Ubuntu 18.04 (Bionic):
echo "deb [ arch=amd64 ] https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.0.list

Create the /etc/apt/sources.list.d/mongodb-org-4.0.list file for Ubuntu 16.04 (Xenial):
echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/4.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.0.list

Step 3-: Reload local package database
sudo apt-get update

Step 4-: 

To install the latest stable version, issue the following
sudo apt-get install -y mongodb-org

To install a specific release, you must specify each component package individually along with the version number, as in the following example:
sudo apt-get install -y mongodb-org=4.0.10 mongodb-org-server=4.0.10 mongodb-org-shell=4.0.10 mongodb-org-mongos=4.0.10 mongodb-org-tools=4.0.10

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Run MongoDB Community Edition
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Step 1- : Start MongoDB
sudo service mongod start

Step 2-: Verify that MongoDB has started successfully
 cat /var/log/mongodb/mongod.log
 check the last line for -:: [initandlisten] waiting for connections on port 27017
 
Step 3-: Stop MongoDB
sudo service mongod stop

Step 4-: Restart MongoDB
sudo service mongod restart

Step 5-: Begin using MongoDB
mongo


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uninstall MongoDB Community Edition in Ubuntu
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Step 1-: Stop MongoDB
sudo service mongod stop

Step 2 -: Remove packages
sudo apt-get purge mongodb-org*

Step 3 -: Remove Data Directories
sudo rm -r /var/log/mongodb
sudo rm -r /var/lib/mongodb