Fast API MCQs with answers Page - 2

Here, you will find a collection of MCQ questions on Fast API. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which decorator is used in FastAPI to handle POST requests?

  • (A) app.route
  • (B) app.send
  • (C) app.post
  • (D) app.fetch

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which FastAPI feature helps with automatic API documentation?

  • (A) Autogen
  • (B) Swagger UI
  • (C) PyDoc
  • (D) Postman

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Shyam Dubey • 3.70K Points
Extraordinary

Q. What is the correct way to declare a query parameter in FastAPI?

  • (A) def read_item(query: str)
  • (B) def read_item(query: Query)
  • (C) def read_item(query: str = Query(...))
  • (D) def read_item(query = str)

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Shyam Dubey • 3.70K Points
Extraordinary

Q. What does the `...` (ellipsis) signify in FastAPI when used in Query() or Body()?

  • (A) Optional field
  • (B) Default value
  • (C) Required field
  • (D) Empty string

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which of the following is NOT a valid status code in FastAPI?

  • (A) 200 OK
  • (B) 201 Created
  • (C) 400 Bad Request
  • (D) 700 Custom Error

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Shyam Dubey • 3.70K Points
Extraordinary

Q. How does FastAPI validate request bodies?

  • (A) Using Flask-WTF
  • (B) Using Django Forms
  • (C) Using Pydantic models
  • (D) Using regular expressions

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Shyam Dubey • 3.70K Points
Extraordinary

Q. What is the output format of a FastAPI endpoint by default?

  • (A) XML
  • (B) Plain text
  • (C) JSON
  • (D) HTML

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Shyam Dubey • 3.70K Points
Extraordinary

Q. How can you create a background task in FastAPI?

  • (A) Using asyncio only
  • (B) Using BackgroundTasks from fastapi
  • (C) Using threading
  • (D) Using subprocess

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which FastAPI class allows dependency injection?

  • (A) Depends
  • (B) Inject
  • (C) Bind
  • (D) Require

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Shyam Dubey • 3.70K Points
Extraordinary

Q. What is the purpose of the `Depends` function in FastAPI?

  • (A) Render HTML templates
  • (B) Send email notifications
  • (C) Declare dependencies
  • (D) Connect to database

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