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200-550 · Question #38

What information can be used to reliably determine the type of an uploaded file?

The correct answer is C. Contents of the file. See the full explanation below for the reasoning.

Question

What information can be used to reliably determine the type of an uploaded file?

Options

  • AMIME type
  • BFile name extension
  • CContents of the file

How the community answered

(24 responses)
  • A
    13% (3)
  • B
    4% (1)
  • C
    83% (20)

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