Question 1 : 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 2 : What is the function of void *memset(s, c, n)?
1. places character s into first n characters of c, return c
2. places character c into first n characters of s, return s
3. places character s into first n characters of c, return s
4. places character c into first n character of s, return c
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Question 3 : 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 4 : The strpbrk() function is used to return a pointer to the character, or a null pointer if no character from s2 occurs in s1.
1. true
2. false
3.
4.
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Question 5 : fgetc, getc, getchar are all declared in ________
1. stdio. h
2. ctype. h
3. assert. h
4. stdarg. h
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Question 6 : What is the use of function char *strchr(ch, c)?
1. return pointer to first occurrence of ch in c or NULL if not present
2. return pointer to first occurrence of c in ch or NULL if not present
3. return pointer to first occurrence of ch in c or ignores if not present
4. return pointer to first occurrence of cin ch or ignores if not present
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Question 7 : 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 8 : fgetc, getc, getchar are all declared in ________
1. stdio. h
2. ctype. h
3. assert. h
4. stdarg. h
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Question 9 : Functions whose names begin with “strn”
1. manipulates sequences of arbitrary characters
2. manipulates null-terminated sequences of characters
3. manipulates sequence of non – null characters.
4. returns a pointer to the token
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Question 10 : ______ is reported on a domain error.
1. EDOM
2. ERANGE
3. Significance loss
4. Underflow
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