Basic Concept

Practice Basic Concept – Which of the following special symbol allowed in a variable name?

Practice Basic Concept – All keywords in C are in

Practice Basic Concept – Which of the following typecasting is accepted by C?

Practice Basic Concept – What will be the output of the below C program.

#include



int main(){



int a= 0;



int b = 20;



char x =1;



char y =10;



if(a,b,x,y)



printf("hello");



return 0;



}

Practice Basic Concept – What is the output of the following C Program?

#include



void main()



{



int y;



scanf("%d",&y); // Given Input is 2000



if( (y%4==0 && y%100 != 0) || y%100 == 0 )



printf("%d is a leap year");



else



printf("%d is not a leap year");



}

Practice Basic Concept – What is the output of the following C Program?

#include



void main()



{



char not;



 not=!2; 



printf("%d",not); 



}

Practice Basic Concept – What is the output of the following C Program?

#include



void main()



{ 



clrscr();



}



clrscr();

Practice Basic Concept – What is the output of the following C Program?

#include



void main()



{



main();



}

Practice Basic Concept – What will be the output of the following C program?

void main()



{



int i= 1234; j = 0177, k = 0xa08c;



printf ("%8d %80x /n", I,j,k),



}

Practice Basic Concept – What is the output of the following C Program?

#include



void main(){



    int i;



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



         int x=0;



         printf("%d",x);



         x++;



    }  



}

Practice Basic Concept – What would be the value assigned to a,b and c if the statement scanf (“%3d,%3d,%3d”, &a,&b,&c) is executed with input data as 1234_5678_9 (Note: _ denote as blank)

Practice Basic Concept – What would be the values assigned to a, b, c, if the statement scanf(“%d %d %d”, &a, &b, &c) is extended with input data item 123466 ?

Practice Basic Concept – What is the output of the following C Program?

#include



void main()



{



int i;



printf("%d",scanf("%d",&i));  // value 20 is given as input here



}