6 Questions
Which function returns a true value if c is a digit and false otherwise?
isdigit
Which function returns a true value if c is a letter and false otherwise?
isalpha
Which function returns a true value if c is a whitespace character and false otherwise?
isspace
Which function returns a true value if c is a hexadecimal digit character and false otherwise?
isxdigit
Which function returns a true value if c is a lowercase letter and false otherwise?
islower
Which function returns a true value if c is a printing character other than a space, a digit, or a letter and false otherwise?
ispunct
Test your knowledge of character classification functions in C with this quiz! From identifying digits and letters to hexadecimal digits and lowercase letters, this quiz will challenge your understanding of these important functions. Sharpen your skills and impress your fellow programmers with your knowledge of character classification in C.
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