C-Programing Sample test 8

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

int f1()
{
        int i=100;
        while (i>1) i=i/3;
        if (i) return true; else return false;
}

int main()
{
        if ( f1() || true ) 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 i=64;
        do i=i/2; while (i>2);
        if (i/2) 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()
{
        double a=1.0, b=2.0, c=3.0;
        a=(-a+b)/c;
        if (a>1/b) return true; else return false;
}

int main()
{
        if ( f1() && true ) 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()
{
        char s[77]="ABXDEFG";
        if (s[7]=='\0') return true; else return
false;
}

int main()
{
        if ( ! f1() ) 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()
   {
           int i=1, j=10, k;
           k=i; i=j; j=k;
           if (j>i) return true; else return false;
   }
   
   int main()
   {
           if ( f1() || true ) return true;
           else return false;
   }
   
   (a)  true
   (b)  false
   (b)  Compile error.




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