Question 11 : ERANGE is reported on an overflow or an underflow.
1. true
2. false
3.
4.
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Question 12 : errno causes trouble in two subtler ways(vague and explicit).
1. true
2. false
3.
4.
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Question 13 : There are two groups of string functions defined in the header <string.h>. What are they?
1. first group names beginning with str; second group names beginning with mem
2. first group names beginning with str; second group names beginning with is
3. first group names beginning with string; second group names beginning with mem
4. first group names beginning with str; second group names beginning with type
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Question 14 : NULL is the macro defined in the header string. h.
1. true
2. false
3.
4.
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Question 15 : The______function tests for any character for which isalpha or isdigit is true.
1. isxdigit()
2. isspace()
3. isalnum()
4. isupper()
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Question 16 : No library function will store a zero in errno.
1. true
2. false
3.
4.
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Question 17 : What is the function of strcoll()?
1. compares the string, result is dependent on the LC_COLLATE
2. copies the string, result is dependent on the LC_COLLATE
3. compares the string, result is not dependent on the LC_COLLATE
4. copies the string, result is not dependent on the LC_COLLATE
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Question 18 : void *memcpy(void *dest, const void *src, size_t n) What does the following code do?
1. copies n characters from src to dest
2. copies n character from dest to src
3. transform n character from dest to src
4. transform n character from src to dest
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Question 19 : Which among the given options is the right explanation for the statement size_t strcspn(c, s)?
1. return length of prefix of s consisting of characters not in c
2. return length of prefix of s consisting of characters present in c
3. return length of prefix of c consisting of characters not in s
4. return length of prefix of c consisting of characters present in s
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Question 20 : __________ tells the compiler that this data is defined somewhere and will be connected with the linker.
1. errno
2. extern
3. variable
4. yvals
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