Which C++ file mode is used to append data at the end of a file?
Options
- A. ios::in
- B. ios::app
- C. ios::trunc
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
B. ios::app
Detailed Explanation
Correct Answer: Option B — ios::appExplanation: ios::app positions each output operation at the end of the file. It is useful when adding new content without overwriting existing content.