The ostream class method setf(ios::flush) is equivalent to the stream manipulator ____.
A) left
B) setiosflag(ios::flush)
C) right
D) endl

Question

Quizplus · Accepted Answer

The ostream class method setf(ios::flush) is equivalent to the stream manipulator endl, which inserts a newline character into the output stream and flushes the stream. Therefore, the best choice is D, endl. The stream manipulator endl is equivalent to the ostream class method setf(ios::flush). It is used to insert a newline character and flushes the output buffer, ensuring all data was written to the output stream.

The Ostream Class Method Setf(ios::flush) Is Equivalent to the Stream