1. 

Is standard library a part of C language?

A. Yes
B. No

2. 

Will the program outputs "ScanfTree.com"?

#include<stdio.h>
#include<string.h>

int main()
{
    char str1[] = "ScanfTree.com";
    char str2[20];
    strncpy(str2, str1, 8);
    printf("%s", str2);
    return 0;
}

A. Yes
B. No

3. 

The itoa function can convert an integer in decimal, octal or hexadecimal form to a string.

A. Yes
B. No

4. 

The prototypes of all standard library string functions are declared in the file string.h.

A. Yes
B. No

5. 

scanf() or atoi() function can be used to convert a string like "436" in to integer.

A. Yes
B. No