Interview Questions

C Programming - Operators

C Programming Interview Questions

C - Operators I

C Operators Interview Questions


Program 1

	main()
	{
	int x,y;
	x=10;
	y=sizeof(++x);
	printf("x=%d  y=%d\n",x,y);
	}


Program 2

	main()
	{
	int a,b,c=32;
	if(a==b==c)
	printf("delhi challo\n");
	else
	printf("do or die\n");
	}


Program 3

	main()
	{
	unsigned int x=~5;
	printf("%u %d\n",x,x);
	}


Program 4

	calc(int x,int y,int z)
	{
	return (x+y+z);
	}
	main()
	{
	int x=10;
	printf("%d\n",calc(x++,++x,x++));
	}


Program 5

	main()
	{
	int x,y=6;
	x=y>5||++y;
	printf("%d %d\n",x,y);
	}


Program 6

	main()
	{
	int x=-17>>2;
	printf("%d\n",x);
	}


Program 7

	main()
	{
	int x=!0*20;
	printf("%d\n",x);
	}


Program 8

	main()
	{
	int i=5;
	if(i++  -i)
	{
		printf("%d",i);
		printf("Hello\n");
	}
	else
	{
		printf("%d",i);
		printf("Hi\n");
	}
	}


Program 9

	main()
	{
	int x=5;
	printf("%d %d %d\n",x++,x++,x++);
	}


Program 10

	main()
	{
	int x=2;
	printf("%d   ",++x++);
	printf("%d\n",x++);
	}


Program 11

	void call(int a)
	{
		if(a<6)
		call(++a);
		printf("%d\n",a);
	}
	main()
	{
		call(3);
	}


Program 12

	main()
	{
	int k=1;
	printf("%d==1 is ""%s\n",k,k==1?"TRUE":"FALSE");
	}

Program 13

	main()
	{
		printf("%*d\n",10,15);
	}

Program 14

	main()
	{
	int i=5;
	i=i++ - --i + ++i;
	printf("%d\n",i);
	}


Program 15

	main()
	{
	int a=7;
	a+=a+=a-=6;
	printf("%d\n",a);
	}

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