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

Question

Quizplus · Accepted Answer

All of the above options are required for a C++ program to read data from a file. The file must already exist, the program must define a file stream object that can reference the file, and the program must open the file for reading.

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