File Input Output - Study Mode

[#196] What will be the output of the following C code? #include <stdio.h>
#include <stdarg.h>
int f(...)

int main()
{
char c = 97

f(c)

return 0

}
int f(...)
{
va_list li

char c = va_arg(li, char)

printf("%c
", c)

}
Correct Answer

(A) Compile time error

[#197] What will be the output of the following C code? #include <stdio.h>
int main()
{
char *str = "hello, world"

char str1[15] = "hello wo 9"

strcpy(str, str1)

printf("%s", str1)

}
Correct Answer

(B) Segmentation Fault

[#198] What does the C statement given below says? scanf("%7s",ch)

Correct Answer

(B) read string with maximum 7 characters

[#199] Which is the correct way to generate numbers between minimum and maximum(inclusive)?
Correct Answer

(B) minimum + (rand() % (maximum - minimum + 1))

[#200] What will be the output of the following C code? #include <stdio.h>
int main()
{
char str[10] = "hello"

char *str1 = "world"

strncat(str, str1, 9)

printf("%s", str)

}
Correct Answer

(A) helloworld