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Objects and Classes - Programs

  1. What will be the output of the following program?

      #include
  class Bix
  {    
        public:    
         int x; 
 };
 int main() 
 {    
     Bix *p = new Bix();   
     
    (*p).x = 10;    
    cout" " x " " ;     
   
    p->x = 20;   
    cout" " x ;    
   
   return 0; 
}

    2. A.

    10 10 20 20
    B.

    Garbage garbage 20 20
    C.

    10 10 Garbage garbage
    D.

    Garbage garbage Garbage garbage

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  2. Which of the following statement is correct about the program given below?

     #include 
  class Freshergate
  {  
       static int x;     
       public:    
       static void SetData(int xx)    
       {
         x = xx;      
      }
      void Display()  
      {      
         cout
      }
 int Freshergate::x = 0; 
 int main() 
 {    
     Freshergate::SetData(33);   
     Freshergate::Display();     
     return 0; 
 }

    3. A.

    The program will print the output 0.
    B.

    The program will print the output 33.
    C.

    The program will print the output Garbage.
    D.

    The program will report compile time error.

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  3. Which of the following statement is correct about the program given below?

      #include
   class Freshergate 
   {    
       static int x;  
       public:    
       static void SetData(int xx)    
       {         
          x = xx;      
       }     
       static void Display()   
       {      
            cout
       }
   };     
    int Freshergate::x = 0; 
    int main()
    {
       Freshergate::SetData(44); 
       Freshergate::Display();   
       return 0; 
    }

    4. A.

    The program will print the output 0.
    B.

    The program will print the output 44.
    C.

    The program will print the output Garbage.
    D.

    The program will report compile time error.

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  4. What will be the output of the following program?

       #include
   class BixTeam 
   {     
       int x, y;    
       public:     
       BixTeam(int xx)   
       {       
             x = ++xx;    
       }   
       void Display()   
       {       
            cout" ";  
      } 
  }; 
  int main() 
 {    
      BixTeam objBT(45);   
      objBT.Display();    
      int *p = (int*)&objBT;    
      *p = 23;     
      objBT.Display();     
      return 0; 
 }

    5. A.

    45 22
    B.

    46 22
    C.

    45 23
    D.

    46 23

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  5. Which of the following statement is correct about the program given below?

      #include
  class Freshergate
  {    
       static int x;  
       public:    
       static void SetData(int xx)     
       {       
           this->x = xx;     
       }   
       static void Display()     
       {      
           cout
       }
   int Freshergate::x = 0;
   int main()
   {    
        Freshergate:SetData(22);  
        Freshergate::Display();    
        return 0;  
   }

    6. A.

    The program will print the output 0.
    B.

    The program will print the output 22.
    C.

    The program will print the output Garbage.
    D.

    The program will report compile time error.

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  6. What will be the output of the following program?

     #include
 #include 
 class Freshergate
 {
     int val;    
     public:   
     void SetValue(char *str1, char *str2)  
     {         
         val = strcspn(str1, str2);   
     }     
     void ShowValue()    
     {    
         coutint main() 
  };  
  int main()
  }    
      Freshergate objgate;  
      objgate.SetValue((char*)"Fresher", (char*)"Gate");          
      objgate.ShowValue();  
      return 0; 
  }

    7. A.

    2
    B.

    3
    C.

    5
    D.

    8

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  7. Which of the following statement is correct about the program given below? 

    #include<iostream.h> #include<string.h>  class IndiaBix {     public:     void GetData(char *s, int x, int y )     {         int i = 0;         for (i = x-1; y>0; i++)         {             cout<< s[i];             y--;          }      } };  int main() {     IndiaBix objBix;     objBix.GetData((char*)"Welcome!", 1, 3);     return 0;  }

    8. A.
    The program will print the output me!.
    B.
    The program will print the output Wel.
    C.
    The program will print the output !em.
    D.
    The program will print the output Welcome!.
    E.
    The program will result in a compile time error.

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  8. Which of the following statement is correct about the program given below?

     #include 
 class GateData 
 {  
     int x, y, z;  
     public:    
     GateData(int xx, int yy, int zz)         
     {       
          x = ++xx;  
          y = ++yy;    
          z = ++zz;   
    }     
    void Show()   
    {        
       cout   
    } 
 }; 
 int main()
 {
     GateData objData(1, 2, 3);         
     objData.Show();  
     return 0;  
}

    9. A.

    The program will print the output 1 2 3.
    B.

    The program will print the output 2 3 4 .
    C.

    The program will print the output 4 5 6.
    D.

    The program will report compile time error.

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  9. Which of the following statement is correct about the program given below?

    #include  class Freshergate 
{   
    int x;     
    float y;  
    public:    
    void Function()   
   {       
       x = 4;       
       y = 2.50; delete this;     
   }   
   void Display()  
   {      
      cout" " int main() 
{   
   Freshergate *pgate =newFreshergate();        
   pBix->Function();   
   pBix->Function();    
   pBix->Display();   
   return 0;  }

     

    10. A.

    The program will print the output 4 2.5.
    B.

    The program will print the output 4.
    C.

    The program will report runtime error.
    D.

    The program will report compile time error.

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  10. What will be the output of the following program?

     #include 
 class Freshergate
 {    
    static int count;  
    public:  
    static void First(void)    
   {        
        count = 10;    
   }    
   static void Second(int x)     
  {           
    count = count + x;    
  }    
  static void Display(void)   
  {    
     cout
  }
];
 int Freshergate::count = 0;  
 int main() 
 {    
   Freshergate :: First();   
   Freshergate :: Second(5);        
   Freshergate :: Display();  
   return 0;  
}

    11. A.

    0  
    B.

    5
    C.

    10
    D.

    15
    E.

    The program will report compile time error.

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