MongoDB

Question 1

What is the general Project Folder Tree for a MERN project?

Answer 1

server/
     db
         conn.js
      routes
          record.js
      server.js
      config.env
  app/listings/
      public/
      src/
        App.js
        App.css
        index.js

The “server” directory hosts the Express.js server application and of al

Question 2

In folder tree of a MERN what is the function of
“Db/conn.js ?

Answer 2

Exposes a global connection to the Atlas database by exporting a MongoDB client that any other module can use.

Question 3

In the MERN project “routes” accomplish what?

Answer 3

Exposes the REST API endpoints and performs their business logic against the Atlas cluster.

Question 4

server.js is the ….

Answer 4

Is the main entry point for the Express server and configuration initialization.

Question 5

what is the function of config.env ?

Answer 5

Configuration file holding Atlas connection string details.

Question 6

Global exposure of the server to connection with the Atlas database is by …

Answer 6

…exporting a MongoDB client that any other module can use.

Question 7

Routes exposes the ….

Answer 7

…the REST API endpoints and performs their business logic against the Atlas cluster.