Gunicorn as WSGI server in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Gunicorn in the context of Django?

Gunicorn is a WSGI server that runs Django applications by handling HTTP requests and forwarding them to Django for processing.

beginner

Why do we use Gunicorn instead of Django's built-in server in production?

Django's built-in server is for development only. Gunicorn is more efficient, handles multiple requests concurrently, and is designed for production use.

beginner

How do you start a Django app with Gunicorn?

Run the command: gunicorn myproject.wsgi:application where myproject.wsgi:application points to the WSGI application callable.

beginner

What does WSGI stand for and why is it important?

WSGI means Web Server Gateway Interface. It is a standard that allows web servers like Gunicorn to communicate with Python web apps like Django.

intermediate

Name one key feature of Gunicorn that helps with handling multiple users.

Gunicorn uses worker processes to handle many requests at the same time, improving performance and reliability.

What role does Gunicorn play in a Django application?

A It serves as a WSGI server to handle HTTP requests.

B It is a database management system.

C It is a front-end framework.

D It is a CSS styling tool.

Gunicorn acts as a WSGI server that manages HTTP requests and forwards them to Django.

Which command starts a Django app using Gunicorn?

A python manage.py startapp

B django-admin runserver

C npm start

D gunicorn myproject.wsgi:application

The command 'gunicorn myproject.wsgi:application' starts the Django app with Gunicorn as the WSGI server.

Why is Django's built-in server not recommended for production?

A It is too slow and not designed for multiple users.

B It does not support Python.

C It only works on Windows.

D It requires a database connection.

Django's built-in server is for development and cannot efficiently handle multiple users or heavy traffic.

What does WSGI enable between Gunicorn and Django?

A Database queries.

B A standard interface for communication.

C CSS styling.

D JavaScript execution.

WSGI provides a standard way for web servers like Gunicorn to communicate with Python web apps like Django.

How does Gunicorn improve handling many users at once?

A By storing data in cookies.

B By caching CSS files.

C By using multiple worker processes.

D By running JavaScript faster.

Gunicorn uses worker processes to handle multiple requests concurrently, improving performance.

Explain what Gunicorn does when running a Django application.

Think about how web servers and Django work together.

Describe why WSGI is important for Python web applications like Django.

Consider how different parts of a web app talk to each other.