This video tutorial covers setting up Django with MongoDB, running a Django server, and using Postman for API testing. It explains how to return HTTP responses, run the server using Python manage.py, and test HTTP requests with Postman. The tutorial also includes steps for downloading and setting up Postman, creating workspaces, and testing GET methods.

Explain how to use Postman to test the Django application.

What will happen if you do not specify a method when making an HTTP request in Postman?