In order for a C++ program to read data from a file,
A)the program must open the file.
B)the file must already exist.
C)the program must define a file stream object that can "point to" (i.e., reference)the file.
D)All of the above are required..

Question

Quizplus · Accepted Answer

A C++ program must open the file, the file must already exist, and a file stream object must be defined to reference the file in order to read data from it.

In Order for a C++ Program to Read Data from a File