Setting Up MongoDB

Every command in this course needs two programs. The first is the MongoDB server, which stores the data and answers requests. The second is mongosh, the MongoDB Shell, a command-line program in which you type commands and read the answers. You always install mongosh on your own computer, but the server can run in one of two places.

The first place is MongoDB Atlas, the hosted service from the makers of MongoDB. Atlas runs the server for you, and its free tier gives you a small cluster that does not expire