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  • C++ Programming Fundamentals
  • Which of the following functions is used in C++ to conver...
Multiple choice

Which of the following functions is used in C++ to convert its arguments to uppercase letters if the argument is a letter?

  1. isupper()

  2. tolower()

  3. isalnum()

  4. toupper()

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This function converts its argument to uppercase if the argument is in lowercase.

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