C Program MCQ online Test 1

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1. First operating system designed using C programming language.


2. The scanf() function returns …………


3. The recursive functions are executed in a ………..


4. what will be the output of the following code?



printf(“%p”, main);



5. what will be the output ?

int main()


int x=4, y, z;

y = –x;

z = x–;

printf(“%d, %d, %d\n”, x, y, z);

return 0;



6. Find out the output?

int main()


int x = 0;

if (x++)


else if (x == 1)




7. Find out the output?

#include <stdio.h>

int x;

void main()


if (x)



printf(“how are u”);



8. Which of the following reduces the size of a structure?


9. MS-Word is a


10. Which header file should be included to use functions like malloc() and calloc()?




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