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National_Instruments

200-500 · Question #146

What is the file locking mode that should be used when writing to a file?

The correct answer is C. LOCK_EX. See the full explanation below for the reasoning.

Question

What is the file locking mode that should be used when writing to a file?

Options

  • ALOCK_UN
  • BLOCK_SH
  • CLOCK_EX
  • DLOCK_NB

How the community answered

(25 responses)
  • A
    8% (2)
  • B
    16% (4)
  • C
    72% (18)
  • D
    4% (1)

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