Core Django Questions
- What is the Django ORM, and how does it work?
- Explain the MTV architecture in Django.
- How do you define and use custom Django middleware?
- What is the difference between class-based views (CBVs) and function-based views (FBVs)?
- Explain signals in Django and provide real-world use cases.
- How do you handle database migrations in Django?
- What is the purpose of Django’s settings.py?
- Explain the role of the admin interface in Django.
- What is QuerySet chaining, and how can it improve performance?
- How do you implement file uploads in Django?
Core Flask Questions
- How does Flask's WSGI application object work?
- What are Flask blueprints, and how do you use them?
- How do you manage sessions in Flask?
- What is the purpose of Flask’s Jinja2 templating engine?
- How do you define and use Flask extensions?
- How do you configure Flask applications for different environments?
- What is the difference between Flask.request and Flask.g?
- How do you use Flask’s URL routing?
- How do you implement error handling in Flask?
- What are the differences between Flask-SQLAlchemy and Django ORM?
Advanced Django Topics
- How do you optimize Django QuerySets for performance?
- What are Django’s database backends, and how do you choose the right one?
- Explain the purpose of Django Rest Framework (DRF).
- How do you implement authentication and authorization in Django?
- What are Form validations, and how are they handled in Django?
- How do you handle asynchronous tasks in Django with Celery?
- Explain Django caching mechanisms and use cases.
- How do you deploy a Django application to production?
- What are Django’s built-in validators, and how do you use them?
- How do you secure a Django application against common vulnerabilities like CSRF, XSS, and SQL Injection?
Advanced Flask Topics
- How do you implement asynchronous functionality in Flask?
- Explain the role of Flask’s request and response cycle.
- How do you structure a large Flask application?
- How do you implement user authentication in Flask?
- What are Flask hooks, and how do you use them?
- How do you use Flask with WebSocket communication?
- What is Flask-Migrate, and how does it simplify database migrations?
- How do you optimize Flask applications for high traffic?
- Explain the role of Flask-Caching and its strategies.
- How do you implement error tracking and logging in Flask?
Django vs. Flask
- When would you choose Django over Flask, and vice versa?
- Compare the scalability of Django and Flask.
- How does Django handle templating compared to Flask?
- What are the performance trade-offs between Django and Flask?
- Discuss the learning curve for Django and Flask for new developers.
- How does the community support for Django differ from Flask?
- Compare the built-in features of Django and Flask.
- How does routing differ between Django and Flask?
- Which framework is better suited for RESTful APIs, Django or Flask?
- How do Django’s ORM capabilities compare to Flask-SQLAlchemy?
Testing and Debugging
- How do you write unit tests in Django?
- What is the purpose of Django’s test client?
- How do you test Flask applications using pytest?
- Explain the role of mocking in testing Django and Flask applications.
- How do you handle debugging in production for Django?
- How do you log errors effectively in Flask?
- What are the differences between test-driven development (TDD) in Django and Flask?
- How do you write integration tests for APIs in Django and Flask?
- What tools do you use for performance testing in Django?
- How do you ensure code coverage in Flask applications?
Real-World Scenarios
- How do you implement multitenancy in Django applications?
- How do you build a REST API in Flask?
- How do you handle internationalization and localization in Django?
- How do you implement real-time features in Flask?
- What are best practices for managing large data uploads in Django?
- How do you integrate Celery with Flask for background tasks?
- What are common deployment challenges for Django applications?
- How do you handle CORS in Flask applications?
- Explain the role of middleware in Django and Flask applications.
- How do you optimize a Flask app for microservices architecture?
Security Best Practices
- How do you prevent SQL injection in Django and Flask?
- How do you handle CSRF protection in Django?
- How do you use Flask-WTF for secure form handling?
- What are Django’s password hashing strategies?
- How do you prevent directory traversal attacks in Flask?
- How do you secure Django and Flask applications against XSS attacks?
- What are secure cookie options in Flask?
- How do you implement OAuth2 authentication in Django and Flask?
- Explain the purpose of HTTPS-only configurations in production.
- How do you use Django’s built-in security checks?
Performance Optimization
- How do you optimize Django for high performance?
- What is Flask’s Werkzeug, and how does it impact performance?
- How do you reduce the latency of APIs in Django?
- Explain the role of query optimization in Flask-SQLAlchemy.
- How do you use caching in Django for performance improvement?
- What are best practices for handling static files in Flask?
- How do you optimize database queries in Django?
- What tools do you use for profiling Flask applications?
- How do you scale Django and Flask applications in the cloud?
- How do you minimize cold starts for serverless Flask applications?
Ecosystem and Tools
- How do you integrate Django with Celery for asynchronous tasks?
- How do you manage Flask extensions in large projects?
- What are the best practices for managing third-party libraries in Django?
- How do you implement API rate limiting in Flask?
- What tools do you use for logging in Django?
- How do you use Flask with Docker for containerization?
- Explain the purpose of Django Signals in real-world scenarios.
- How do you integrate Flask with Redis for caching?
- What are the advantages of using Django’s Celery integration?
- How do you integrate Flask with Message Queues like RabbitMQ?
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