21 Request Data questions from the FastAPI bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
B.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
C.the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
D.the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
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2. Which term means: "JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model"?
Junior
A.Cookie parameter
B.Request body
C.Header parameter
D.File declaration
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3. Which statement is correct?
Junior
A.Request body — a declaration that pulls a named value sent by the browser in the request's Cookie header
B.Request body — JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
C.Request body — the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
D.Request body — the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
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4. What is Form?
Mid
A.a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
B.the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
C.the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
D.a declaration that pulls a named value sent by the browser in the request's Cookie header
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5. Which term means: "the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON"?
Mid
A.Request body
B.UploadFile
C.Form
D.Parameter source inference
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6. Which statement is correct?
Mid
A.Form — the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
B.Form — the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
C.Form — JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
D.Form — the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
Answer + AI explanation with Pro
7. What is UploadFile?
Mid
A.the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
B.the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
C.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
D.a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
Answer + AI explanation with Pro
8. Which term means: "the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods"?
Mid
A.UploadFile
B.Header parameter
C.Form
D.Parameter source inference
Answer + AI explanation with Pro
9. Which statement is correct?
Mid
A.UploadFile — a declaration that pulls a named value sent by the browser in the request's Cookie header
B.UploadFile — JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
C.UploadFile — the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
D.UploadFile — the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
Answer + AI explanation with Pro
10. What is File declaration?
Mid
A.the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
B.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
C.the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
D.a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
Answer + AI explanation with Pro
11. Which term means: "the marker used to read uploaded file bytes directly from a multipart request into a bytes argument"?
Mid
A.File declaration
B.Form
C.Header parameter
D.Parameter source inference
Answer + AI explanation with Pro
12. Which statement is correct?
Mid
A.File declaration — a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
B.File declaration — the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
C.File declaration — a declaration that pulls a named value sent by the browser in the request's Cookie header
D.File declaration — the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
Answer + AI explanation with Pro
13. What is Header parameter?
Mid
A.a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
B.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
C.the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
D.the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
Answer + AI explanation with Pro
14. Which term means: "a declaration that extracts a named HTTP request header, converting underscores to hyphens by default"?
Mid
A.Parameter source inference
B.Header parameter
C.Form
D.File declaration
Answer + AI explanation with Pro
15. Which statement is correct?
Mid
A.Header parameter — a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
B.Header parameter — the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
C.Header parameter — a declaration that pulls a named value sent by the browser in the request's Cookie header
D.Header parameter — the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
Answer + AI explanation with Pro
16. What is Cookie parameter?
Mid
A.a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
B.the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
C.a declaration that pulls a named value sent by the browser in the request's Cookie header
D.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
Answer + AI explanation with Pro
17. Which term means: "a declaration that pulls a named value sent by the browser in the request's Cookie header"?
Mid
A.Form
B.Parameter source inference
C.File declaration
D.Cookie parameter
Answer + AI explanation with Pro
18. Which statement is correct?
Mid
A.Cookie parameter — the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
B.Cookie parameter — a declaration that pulls a named value sent by the browser in the request's Cookie header
C.Cookie parameter — the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
D.Cookie parameter — the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
Answer + AI explanation with Pro
19. What is Parameter source inference?
Mid
A.JSON payload sent by the client and parsed into a handler argument typed as a Pydantic model
B.the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
C.the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
D.the declaration used to read fields submitted as application/x-www-urlencoded data instead of JSON
Answer + AI explanation with Pro
20. Which term means: "the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body"?
Mid
A.UploadFile
B.Parameter source inference
C.File declaration
D.Request body
Answer + AI explanation with Pro
21. Which statement is correct?
Mid
A.Parameter source inference — the type for receiving an uploaded file with a spooled temporary store, metadata, and async read methods
B.Parameter source inference — the marker used to read uploaded file bytes directly from a multipart request into a bytes argument
C.Parameter source inference — a declaration that extracts a named HTTP request header, converting underscores to hyphens by default
D.Parameter source inference — the behavior where a singular type matching a route placeholder becomes a path value, other singular types become query values, and Pydantic models become the body
Answer + AI explanation with Pro
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