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

question 21

Multiple Choice

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.

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Definitions:

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