MongoDB

sudo apt-get install gnupg
echo "deb https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/3.6 multiverse" |
  sudo tee /etc/apt/sources.list.d/mongodb-org-3.6.list
wget -qO - https://www.mongodb.org/static/pgp/server-3.6.asc | sudo apt-key add -
# ls -al /etc/apt/sources.list.d
# cat /etc/apt/sources.list.d/mongodb-org-3.6.list
# apt-key --keyring /etc/apt/trusted.gpg list
sudo apt-get update
sudo apt-get install mongodb-org
sudo systemctl enable mongod
# dpkg -l | grep -iw "mongodb"
# sudo systemctl status mongod

sudo apt-get install gnupg
echo "deb https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.4 multiverse" |
  sudo tee /etc/apt/sources.list.d/mongodb-org-4.4.list
wget -qO - https://www.mongodb.org/static/pgp/server-4.4.asc | sudo apt-key add -
# ls -al /etc/apt/sources.list.d
# cat /etc/apt/sources.list.d/mongodb-org-4.4.list
# apt-key --keyring /etc/apt/trusted.gpg list
sudo apt-get update
sudo apt-get install mongodb-org
sudo systemctl enable mongod
# dpkg -l | grep -iw "mongodb"
# sudo systemctl status mongod

sudo apt-get install gnupg
echo "deb https://repo.mongodb.org/apt/ubuntu jammy/mongodb-org/6.0 multiverse" |
  sudo tee /etc/apt/sources.list.d/mongodb-org-3.6.list
wget -qO - https://www.mongodb.org/static/pgp/server-6.0.asc | sudo apt-key add -
# ls -al /etc/apt/sources.list.d
# cat /etc/apt/sources.list.d/mongodb-org-6.0.list
# apt-key --keyring /etc/apt/trusted.gpg list
sudo apt-get update
sudo apt-get install mongodb-org
sudo systemctl enable mongod
# dpkg -l | grep -iw "mongodb"
# sudo systemctl status mongod

apt-key --keyring /etc/apt/trusted.gpg list
dpkg -l | grep -iw "mongodb"
ls -al /etc/apt/sources.list.d

sudo apt-get purge mongodb-org*
sudo systemctl disable mongod
sudo rm /etc/apt/sources.list.d/mongodb-org-3.6.list*
sudo apt-key del "2930 ADAE 8CAF 5059 EE73  BB4B 5871 2A22 91FA 4AD5"

apt-key --keyring /etc/apt/trusted.gpg list
dpkg -l | grep -iw "mongodb"
ls -al /etc/apt/sources.list.d