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Which function tests for any character that is an uppercase letter.

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Which function tests for any character that is an uppercase letter.

(a) iscntrl()

(b) ispunct()

(c) isdigit()

(d) isupper()

This question was addressed to me in semester exam.

Question is from Character Handling topic in division String Operations in C of C

1 Answer

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Best answer
Correct choice is (d) isupper()

Explanation: isupper() returns true only for the characters defined as uppercase letters.

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