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Introduction to Files
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Introduction to Files

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Questions and Answers

What does ios::app signify when used as a parameter in file opening?

  • Open fails if the file already exists
  • Append to end-of-file, data will be written at the end of the file (correct)
  • Open file for reading only
  • Open fails if the file does not exist

    • What is the purpose of ios::binary when used as a parameter in file opening?

  • Open fails if the file does not exist
  • Open file for reading only
  • Specify that the file is a binary file (correct)
  • Append to end-of-file, data will be written at the end of the file

    • When should ios::trunc be used as a parameter in file opening?

  • Open file for writing only
  • Delete the contents of the file if it exists (correct)
  • Stay at the current position
  • Go to start of file

    • What is the significance of fin.seekg(0,ios::beg) in file handling?

    <p>Go to start of file</p> Signup and view all the answers

    What does ios::in signify when used as a parameter in file opening?

    <p>Open file for reading only</p> Signup and view all the answers

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