C Programming

All keywords in C are in

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Practice Basic Concept – All keywords in C are in

What will be output of the following “c” code?

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Practice Basic Concept – What will be output of the following “c” code?



#include

int main(){

printf("%d","abcde"-"abcde");

return 0;

}

Which is true about fputs returns?

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Practice Input / Output – Which is true about fputs returns?

What will be output of the following “c” code?

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Practice Pointers – What will be output of the following “c” code?



#include

int main(){

int i;

static double *p,*q,*r,*s,t=5.0;

double **arr[]={&p,&q,&r,&s};

*p=*q=*r=*s=t;

for(i=0;i<4;i++)

printf("%.0f  ",**arr[i]);

return 0;

}

int **ptr; is?

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Practice Pointers – int **ptr; is?

What will be output of the following “c” code?

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Practice Expressions – What will be output of the following “c” code?



#include

int main(){

int x,a=3;

x=+ +a+ + +a+ + +5; 

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

return 0;

}

Which of the following is a collection of different data types?

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Practice Variable Number of Arguments – Which of the following is a collection of different data types?

What will be output of the following “c” code?

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Practice Variable Number of Arguments – What will be output of the following “c” code?



#include

auto int a=5;

int main(){

int x;

x=~a+a&a+a<
printf("%d",x); 

return 0;

}

What is the output of this C code?

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Practice Declarations and Initializations – What is the output of this C code?



#include 

int main()

{

short int i;

 scanf("%hd", &i);

printf("%hd", i); return 0;

}

What will be output of the following “c” code?

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Practice Control Instructions – What will be output of the following “c” code?



#include

int main() { 

int i;

for(i=0;i<5;i++){

int i=10;

printf(" %d",i);

i++;

}

return 0;

}

What is the output of this C code?

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Practice Structures, Unions, Enums – What is the output of this C code?



#include  

typedef struct p *q; 

struct p

{

int x; char y; q ptr;

};

int main()

{

struct p p = {1, 2, &p};

printf("%d

", p.ptr->ptr->x); 

return 0;

}