Q. Which of the following is not a valid file operation mode in fopen()?

  • (A) r+
  • (B) rb
  • (C) rw
  • (D) w+
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✅ Correct Answer: (C) rw
Explanation: There is no 'rw' mode in fopen(); use 'r+' or 'w+' instead.

Published by Mr. Dubey ⭐ 111.54K Points at 07-Jun-2025 09:25 am in C Programming

Explanation by: Mr. Dubey
There is no 'rw' mode in fopen(); use 'r+' or 'w+' instead.

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