C++ File Handling Questions Answers

• 8. What is use of eof() ?

  1. Returns true if a file open for reading has reached the next character.
  2. Returns true if a file open for reading has reached the next word.
  3. Returns true if a file open for reading has reached the end.
  4. Returns true if a file open for reading has reached the middle.

  Answer And Explanation

  Answer: Option C

  Explanation:

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• 9. Which functions allow to change the location of the get and put positions ?

  1. sg() and sp()
  2. sekg() and sekp()
  3. gog() and gop()
  4. seekg() and seekp()

  Answer And Explanation

  Answer: Option D

  Explanation:

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• 10. offset counted from the current position using ?

  1. ios::curr
  2. ios::cr
  3. ios::cur
  4. ios::current

  Answer And Explanation

  Answer: Option C

  Explanation:

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• 11. Calling the stream's member function sync() causes an immediate synchronization.

  1. True
  2. False

  Answer And Explanation

  Answer: Option A

  Explanation:

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• 12. Which among is used for positioning relative to the beginning of a stream ?

  1. ios::start
  2. ios::beg
  3. ios::begin
  4. ios::beginning

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 13. Which is among following is used to Open a file for output and move the read/write control to the end of the file ?

  1. ios::ate
  2. ios::at
  3. ios::ann
  4. ios::end

  Answer And Explanation

  Answer: Option A

  Explanation:

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• 14. Which is correct syntax for, position n bytes back from end of fileObject ?

  1. fileObject.seekg(ios::end, n);
  2. fileObject.seekg(n, ios:end );
  3. fileObject.seekg(n, ios::end );
  4. fileObject.seekg(ios:end, n);

  Answer And Explanation

  Answer: Option C

  Explanation:

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