1. 

Which of the following function sets first n characters of a string to a given character?

A. strinit()
B. strnset()
C. strset()
D. strcset()

2. 

If the two strings are identical, then strcmp() function returns

A. -1
B. 1
C. 0
D. Yes

3. 

How will you print \n on the screen?

A. printf("\n");
B. echo "\\n";
C. printf('\n');
D. printf("\\n");

4. 

The library function used to find the last occurrence of a character in a string is

A. strnstr()
B. laststr()
C. strrchr()
D. strstr()

5. 

Which of the following function is used to find the first occurrence of a given string in another string?

A. strchr()
B. strrchr()
C. strstr()
D. strnset()