C-Programing Sample test 10

1. What is the output of the Program?
#define true 1
#define false 0

int f1()
{
        char a[64];
        if ((&a[33] - &a[30])/4) return true; else
return false;
}

int main()
{
        if ( f1() && ! f1() ) return true;
         else return false;
}

(a)  true
(b)  false
(b)  Compile error.



2. What is the output of the Program?
#define true 1
#define false 0

int f1()
{
        int v[2][3]={{1,2,3},{3,2,1}};
        if (v[0][2]>v[1][1]) return true; else return
false;
}

int main()
{
        if ( f1() ) return true;
        else return false;
}

(a)  true
(b)  false
(b)  Compile error.



3. What is the output of the Program?
#define true 1
#define false 0

int f1()
{
        int i;
        int a[100];
        for (i=0; i<100; i++) a[i] = (i%2) ? 1 : 0 ;
        if (a[48]) return true; else return false;
}

int main()
{
        if ( f1() == 0 ) return true;
        else return false;
}

(a)  true
(b)  false
(b)  Compile error.


4. What is the output of the Program?
#define true 1
#define false 0

int f1()
{
        short he_has_a_pen = 0;
        double pen_length = 45.8;
        if (! he_has_a_pen || pen_length<40) return
true; else return false;
}

int main()
{
        if ( f1() || false ) return true;
        else return false;
}

(a)  true
(b)  false
(b)  Compile error.


5. What is the output of the following Program?        
   
   #define true 1
   #define false 0
   
   int f1()
   {
           if (sqrt(4.0)>1.5*1.5) return true; else
   return false;
   }
   
   int main()
   {
           if ( f1() || false ) return true;
           else return false;
   }
   
   (a)  true
   (b)  false
   (b)  Compile error.




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