Interview Questions

C Programming - Data Types

C Programming Interview Questions

C - Data Types

C Data Types Interview Questions


Program 1

	#include<stdio.h>
	main()
	{
	int x=257, y=256;
	char ch=x, ch1=y;
	printf("%d %d\n",ch, ch1);
	}
	

Program 2

	#include<stdio.h>
	main()
	{
	
	printf("%d\n",printf("%d",5764557));
	
	printf("%d\n",printf("tips""traps"));
	
	}
	
	
Program 3

	#include<stdio.h>
	main()
	{
	printf("%d %d \n",4.5, 8);
	}


Program 4
	main()
	{
	enum {x=32767,y};
	printf("%d %d\n",x,y);
	}


Program 5

	main()
	{
	printf("%d\n",(long double*)200+1);
	}


Program 6

	#include<stdio.h>
	main()
	{
	printf("%%d\n",5);
	}


Program 7

	main()
	{
	char x=-130;
	char y=-5;
	printf("%i\n",x+y);
	printf("%d\n",x+y);
	}


Program 8

	main()
	{
	unsigned int x=500;
	int y=-5;
	if(x>=y)
	printf("hello\n");
	else
	printf("hai\n");
	}


Program 9

	main()
	{
	double y=2.4;
	float x=y;
	//float x=y;
	printf("%d %d\n",sizeof(x),sizeof(y));
	}


Program 10

	main()
	{
	unsigned char x=200;
	char y=140;
	printf("%d\n",x+y);
	}


Program 11

	main()
	{
	printf("%d\n",sizeof(5.3));
	}


Program 12

	#include<stdio.h>
	main()
	{
	printf("sureshefaculty\t\rchennai");
	printf("\n sateeshkumarg\t\motionzen\n");
	}


Program 13

	#include<stdio.h>
	main()
	{
	char s='A';
	char a='a';
	printf("%d\n",s-a);
	}


Program 14

	main()
	{
	int a=6,b=8,c;
	c=a,a=b,b=c;
	printf("%d   %d\n",a,b);
	}


Program 15

	#include<limits.h>
	main()
	{
	signed short int x=9;
	if((x & INT_MIN)==INT_MIN)
	printf("Negative\n");
	else
	printf("Positive\n");
	}

Program 16

	#include<stdio.h>
	main()
	{
	/*int x=9;
	float f=(float)x/2;
	printf("%f\n",f);*/
	float f=5.5;
	printf("%d\n",f);
	}


Program 17

	main()
	{
	int x=266;
	printf("%0x\n",x);
	}


Program 18

	main()
	{
	int x=0378;
	printf("%x\n",x);
	}


Program 19

	main()
	{
	printf("ab/*cd*/ef\n");
	}


Program 20

	main()
	{
	int a=1,b;
	b=+-+a+-a;
	printf("%d\n",b);
	}

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