Question 31 : The mem functions are meant for _______
1. returning a pointer to the token
2. manipulating objects as character arrays
3. returning a pointer for implemented-defined string
4. returning a pointer to first occurrence of string in another string
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Question 32 : What does the following function returns void *memmove(void *s1,const void s2, size_t n);?
1. returns the value of s1
2. returns the value of s2
3. doesn't return any value
4. returns the value of s1 and s2
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Question 33 : The C library function_________ breaks string s1 into a series of tokens using the delimiter s2.
1. char *strtok(char *s1,const char *s2);
2. char *strtok(char *s2,const char *s1);
3. char *strstr(char *s1,const char *s2);
4. char *strstr(char *s2,const char *s1);
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Question 34 : which of the following function returns a pointer to the located string or a null pointer if string is not found.
1. strtok()
2. strstr()
3. strspn()
4. strrchr()
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Question 35 : Which of the following is the right syntax to copy n characters from the object pointed to by s2 into the object pointed to by s1?
1. void *memcpy(void *s1,const void *s2,size_t n);
2. void *memcpy(void *s2, const void *s1, size_t n);
3. void memcpy(void *s1,const void *s2, size_t n);
4. void memcpy(void *s2,const void *s1,size_t n);
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Question 36 : The ______function appends not more than n characters.
1. strcat()
2. strcon()
3. strncat()
4. memcat()
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Question 37 : _______ occurs when a result is too large in magnitude to represent errors as a floating-point value of the required type.
1. underflow
2. significance loss
3. domain
4. overflow
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Question 38 : What occurs when a result has nowhere near the number of significant digits indicated by its type.
1. domain
2. underflow
3. overflow
4. significance loss
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Question 39 : The function strsp() is the complement of strcspn().
1. true
2. false
3.
4.
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Question 40 : Which among the following option is the full set of character class Hexadecimal digits?
1. { 0 1 2 3 4 5 6 7 8 9 A B C D E F }
2. { 0 1 2 3 4 5 6 7 8 9 a b c d e f }
3. { 0 1 2 3 4 5 6 7 8 9 A B C D E F a b c d e f }
4. { 0 1 2 3 4 5 6 7 8 9}
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