Fast API MCQs with answers Page - 11

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Ravina • 3.59K Points
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Q. How can you make a FastAPI route accessible at `/api/items`?

  • (A) Use @app.route('/api/items')
  • (B) Use @app.endpoint('/api/items')
  • (C) Use @app.get('/api/items')
  • (D) Use @app.path('/api/items')

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Ravina • 3.59K Points
Extraordinary

Q. Which keyword is used for declaring asynchronous endpoints?

  • (A) sync
  • (B) async
  • (C) await
  • (D) def

R

Ravina • 3.59K Points
Extraordinary

Q. What is the purpose of `response_model_exclude_unset=True`?

  • (A) Returns all fields, including unset ones
  • (B) Hides default values
  • (C) Only returns fields that were set by the user
  • (D) Raises error on unset fields

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Ravina • 3.59K Points
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Q. Which tool can auto-generate a client SDK from a FastAPI server?

  • (A) Swagger Codegen
  • (B) OpenAPI Codegen
  • (C) ReDoc Generator
  • (D) Postman Studio

R

Ravina • 3.59K Points
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Q. Which parameter in `Path()` ensures a parameter must be greater than zero?

  • (A) gt=0
  • (B) min=1
  • (C) greater=0
  • (D) positive=True

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Ravina • 3.59K Points
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Q. What would `Field(default=None, title='Age')` do in a Pydantic model?

  • (A) Make field required
  • (B) Assign a default of 0
  • (C) Add title metadata and default value
  • (D) Hide the field

R

Ravina • 3.59K Points
Extraordinary

Q. How can you automatically reload a FastAPI app during development?

  • (A) Use `--watch`
  • (B) Use `--reload` with Uvicorn
  • (C) Enable autoreload in config
  • (D) Use FastAPI dev mode

R

Ravina • 3.59K Points
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Q. What happens if type hints are missing in FastAPI route parameters?

  • (A) They are ignored
  • (B) They are treated as strings
  • (C) FastAPI raises an error
  • (D) They are auto-converted

R

Ravina • 3.59K Points
Extraordinary

Q. What is the recommended way to structure large FastAPI projects?

  • (A) Single main.py file
  • (B) Blueprint pattern
  • (C) Modular structure using APIRouter
  • (D) Use Django apps

R

Ravina • 3.59K Points
Extraordinary

Q. What is `status.HTTP_201_CREATED` in FastAPI?

  • (A) A constant for 201 status code
  • (B) A middleware function
  • (C) A redirect code
  • (D) A request header

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