Which member function is used to determine whether the stream object is currently associated with a file?
A. is_open
B. buf
C. string
D. None of the mentioned
Answer:A
Which member function is used to determine whether the stream object is currently associated with a file?
A. is_open B. buf C. string D. None of the mentioned
Explanation:The member function is_open can be used to determine whether the stream object is currently associated with a file.