C CODE MASTER

What is output of below program?

int main()

{

const int a = 10;

printf("%d",++a);

return 0;

}

• Runtime error

• 10

• 11

• Compilation error

In the following program where is the variable a getting defined and where it is getting declared?

#include<stdio.h>

int main()

{

extern int a;

printf("%d\n", a);

return 0;

}

int a=20;

• int a = 20 is declaration, extern int a is the definition

• extern int a is declaration, int a = 20 is the definition

• int a = 20 is definition, a is not defined

• a is declared, a is not defined

• 0 , 0.000

• 1 , 1.000

• Compile time error

• Garbage value

What is output of the below program?

int main()

{

int i,j;

for(i = 0,j=5;i<5;i++,--j)

{

printf("%d%d--",i,j);

}

return 0;

}

• 55--64--73--82--91--

• 50--61--72--83--94--

• Compilation Error

• 50--41--32--23--14--

What will be the output

int main()

{

int a = 320;

char *ptr;

ptr =( char *)&a;

printf("%d",*ptr);

return 0;

}

• 32

• 64

• 128

• 320

what will be the output of the code.

#include<stdio.h>

#include<string.h>

int main()

{

char arr[] = "Breakpoints";

printf("%d-%d",sizeof(arr), strlen(arr));

return 0;

}

• 12-11

• 11-11

• 11-12

• 12-12

If the size of the array is less than the number of initializers

then :-

• Generates an error message

• Extra values are being ignored

• Size is neglected when values are given

• Size of Array is increased

What is the output of below program? (Editor :-Visual studio Code)

#include<stdio.h>

int main()

{

if(0)

{

cout<<"Hi";

}

else

{

cout<<"Bye";

}

return 0;

}

• Hi

• Bye

• HiBye

• Compilation error

Which one of the following is invalid macro in C programming?

• #error

• #pragma

• #elseif

• #ifndef

What is the output of the following code:

#include<stdio.h>

void main()

{

int a=10,b=80,c=45;

printf("%d",a<b>c);

}

• 0

• 1

• 10

• Compilation error