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C Programming · Q230

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Programming · C Programming · question 230

Q230

Which is true about isalnum(c), where c is an int that can be represented as an unsigned? char or EOF.isalnum(c) returns

A.
Non-zero if isalpha(c) or isdigit(c)
B.
0 if not isalpha(c) or not isdigit(c)
C.
Both Non-zero if isalpha(c) or isdigit(c) & 0 if not isalpha(c) or not isdigit(c)
Answer
D.
None of the mentioned

Answer: Option C

Solution

Answer: Option C
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