C Multiple Choice Questions – Test Your Skills in Just 3 Mins

In the declaration given below, what is “array”?
int array[20];

What is the most preferred function to read a string in C?

Which of the following is treated as a real number by default?

Which of the following in C is analogous to dictionaries in Python?

Predict the output of the following code segment:
// Add stdio.h and stdbool.h header files in below code

int main()
{

bool arr[10] = { true, false };
printf( “%ld\n”,sizeof(bool) );
return 0;

}

Predict the output of the following code segment:
// Add stdio.h header file in below code

void function(int **p)
{
printf(“%d”, **p);
}
int main()
{
int array[2][1] = {10, 20, 30, 40, 50, 60, 70, 80};
int *pointer;
pointer = &array[2][2];
function(&pointer);
return 0;
}

Predict the output of the following code segment:
// Add stdio.h header file in below code

int main()
{
const int limit = 10;
limit++;
printf(“%d”, limit);
return 0;
}

Predict the output of the following code segment:
// Add stdio.h header file in below code

int main()
{
int number1 = -17;
int number2 = -5;
int result = number1 % number2;
printf(“%d”,result);
return 0;
}

Predict the output of the following code segment:
// Add stdio.h header file in below code

int main ()
{
char line [] = “Welcome to DataFlair tutorials on C Programming”;
char string1[10], string2[10], string3[10];
sscanf (line,”%*s %*s %s %*s %*s %s %s”,string1, string2, string3);
printf (“%s %s %s \n”, string1, string2, string3);
return 0;
}

Which mathematical function would you use to round off 4.23 to 5?

Which of the following is not necessary for every C program?

Which of the following statements is incorrect about macros?