FastAPI Interview Questions Python Developer Practice Test

Get interview‑ready with our FastAPI practice tests tailored for Python developers. Master route management, Pydantic data validation, JWT/OAuth2 security, async programming, background tasks, middle-ware, error handling, and API docs.Our tests include both multiple-choice questions (MCQ) and multiple-select questions (MSQ), with detailed explanations provided for every answer.This means you won’t just practice-you’ll learn and understand the concepts behind each question.Whether you’re a beginner looking to build your FastAPI skills or an experienced developer preparing for technical interviews, this course will provide you with the knowledge and practice you need to succeed.Course Content Outline:Practice Test 1: API Routing & Request HandlingCreate and manage routesUnderstand path and query parametersHandle various HTTP methods (GET, POST, PUT, DELETE)Parse request bodies using Pydantic modelsFormat responses and set appropriate status codesPractice Test 2: Data Validation with PydanticUtilize Pydantic for data validationBuild complex nested modelsImplement field validation and constraintsManage validation errors and exceptions effectivelyPractice Test 3: Authentication and AuthorizationImplement JWT (JSON Web Tokens) for user authenticationExplore OAuth2 flows in FastAPISecure routes using dependency injectionApply role-based access controlFollow best practices for API securityPractice Test 4: Asynchronous Programming & Background TasksUnderstand async/await syntax in FastAPIDevelop asynchronous routesManage background tasks for long-running processesIntegrate with async database libraries (e.g., SQLAlchemy, Tortoise ORM)Practice Test 5: Middleware, Error Handling, and API DocumentationCreate and apply middlewareImplement custom error handlingGenerate OpenAPI documentation and use Swagger UILog and monitor API requests and responses