FastAPI Interview Questions

Path operations, Pydantic models, dependency injection, async routes, authentication, and OpenAPI docs.

30 questions in this section

What is FastAPI and what makes it stand out? (Beginner)
Path operations and HTTP methods (Beginner)
Path parameters vs query parameters (Beginner)
Pydantic models and request body (Beginner)
Response models and response filtering (Beginner)
Dependency Injection in FastAPI (Intermediate)
Async vs sync route handlers (Intermediate)
Authentication and JWT in FastAPI (Intermediate)
Error handling and HTTPException (Beginner)
Middleware in FastAPI (Intermediate)
Database integration with SQLAlchemy (Intermediate)
Background tasks in FastAPI (Intermediate)
File uploads in FastAPI (Intermediate)
WebSockets in FastAPI (Advanced)
Application lifespan and startup/shutdown events (Intermediate)
Testing FastAPI applications (Intermediate)
OpenAPI and automatic documentation (Beginner)
APIRouter and application structure (Intermediate)
Configuration and settings management (Intermediate)
FastAPI vs Flask vs Django - when to use which? (Beginner)
Rate limiting in FastAPI (Intermediate)
Caching strategies in FastAPI (Intermediate)
Streaming responses and Server-Sent Events (Advanced)
Advanced validation with Query, Path, and Body (Intermediate)
Deploying FastAPI in production (Intermediate)
Pagination patterns in FastAPI (Intermediate)
Role-based access control (RBAC) (Advanced)
Security best practices in FastAPI (Advanced)
GraphQL with FastAPI (Strawberry) (Advanced)
Event-driven architecture and message queues (Advanced)

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