MongoDB is one of the most popular open-source, No-SQL, document-based databases.

MongoDB commands follows JSON like structure. The 5 most widely used Mongodb commands are

Type the above command in terminal to connect to mongoDB shell

1. Connect to  Mongo shell

mongo

The above command will list the databases present in MongoDB

2. List databases

show dbs

createcollection command will create a collection name "test"

3. Create a  new collection

db.createCollection('test')

Insert command will insert a document into the MongoDB test collection.

4. Insert Record into the mongo collection

db.test.insert({'Kind': 'Mobile','Brand': 'iphone 6s'})

The command will list all documents present in the Mongodb test collection.

5. List all documents in a collection

db.test.find()