The state bit ________ is set when an attempted operation has failed.
A) ios::failbit
B) ios::badbit
C) ios::hardfail
D) ios::goodbit
E) None of the above

Question

Quizplus · Accepted Answer

The ios::failbit is set when an attempted operation fails due to a formatting error or an error related to the internal state of the stream. This typically indicates that the stream is in an invalid state and cannot be used until the error is cleared. Therefore, option A is the best choice. Option B (ios::badbit) is set when a more severe error occurs that makes it impossible to recover the stream, while options C and D are not valid state bits.

The State Bit ________ Is Set When an Attempted Operation