Multiple choice

Which of the following library functions is used to compare two strings and give appropriate results?

  1. strcat()

  2. tolower()

  3. strcmp()

  4. none of these
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C Correct answer
Explanation

This function compares two strings and returns less than zero value if the first string is less than the second string; returns zero if both the strings are equal; and more than zero value if the first string is greater than the second string.

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