Question Detail Which stream class is used to both read and write on files ? ofstreamifstreamfstreamiostream Answer: Option C Similar Questions : 1. How to get position to the nth byte of fileObject ? fileObject.seekg( 'filename',n );fileObject.seekg( n, 'filename' );fileObject.seekg( n );fileObject.seekg( n, ios::app ); Answer: Option C 2. Which is correct syntax for, position n bytes back from end of fileObject ? fileObject.seekg(ios::end, n);fileObject.seekg(n, ios:end );fileObject.seekg(n, ios::end );fileObject.seekg(ios:end, n); Answer: Option C 3. 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 Answer: Option B 4. eof() is used to get easy code reivewend of filedebug reportfile close Answer: Option B 5. Which among following is used to open a file in binary mode ? ios:appios::outios::inios::binary Answer: Option DExplanation:ios:app -> All output operations are performed at the end of the file, appending the content to the current content of the file. ios::out -> Open for output operations. ios::in -> Open for input operations. Read more from - C++ File Handling Questions Answers