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Which stream class is used to both read and write on files ?

  • ofstream
  • ifstream
  • fstream
  • iostream
Similar Questions :

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

  • ios::start
  • ios::beg
  • ios::begin
  • ios::beginning

2. ios::trunc is used for ?

  • If the file is opened for output operations and it already existed, no action is taken.
  • If the file is opened for output operations and it already existed, its previous content is deleted and replaced by the new one.
  • If the file is opened for output operations and it already existed, then a new copy is created.
  • None of above

3. What is use of eof() ?

  • Returns true if a file open for reading has reached the next character.
  • Returns true if a file open for reading has reached the next word.
  • Returns true if a file open for reading has reached the end.
  • Returns true if a file open for reading has reached the middle.

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

  • True
  • False

5. offset counted from the current position using ?

  • ios::curr
  • ios::cr
  • ios::cur
  • ios::current
Read more from - C++ File Handling Questions Answers
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