logo

CuriousTab

CuriousTab

Discussion


Home C++ Programming References Comments

  • Question
  • Which of the following statement is correct about the program given below?
    #include<iostream.h> 
    class Tab
    {
        int x, y; 
        public:
        Tab(int x, int y)
        {
            this->x = x;
            this->y = y;
        }
        void Display()
        {
            cout<< x << " " << y;
        }
    };
    int main()
    {
        int x = 50;
        int &y = x ;
        Tab b(y, x);
        return 0; 
    }


  • Options
  • A. The program will print the output 50 50.
  • B. The program will print the two garbage values.
  • C. It will result in a compile time error.
  • D. The program will print nothing.

  • Correct Answer
  • The program will print nothing. 


  • References problems


    Search Results


    • 1. Which of the following statement is correct about the program given below?
      #include<iostream.h> 
      int main()
      {
          int m = 2, n = 6;
          int &x = m++;
          int &y = n++;
          m = x++; 
          x = m++;
          n = y++;
          y = n++;
          cout<< m << " " << n; 
          return 0; 
      }

    • Options
    • A. The program will print output 3 7.
    • B. The program will print output 4 8.
    • C. The program will print output 5 9.
    • D. The program will print output 6 10.
    • E. It will result in a compile time error.
    • Discuss
    • 2. Which of the following statement is correct about the program given below?
      #include<iostream.h> 
      int main()
      {
          int x = 10;
          int &y = x;
          x = 25;
          y = 50;
          cout<< x << " " << --y;
          return 0; 
      }

    • Options
    • A. The program will print the output 25 49.
    • B. It will result in a compile time error.
    • C. The program will print the output 50 50.
    • D. The program will print the output 49 49.
    • Discuss
    • 3. Which of the following statement is correct about the program given below?
      #include<iostream.h> 
      int main()
      {
          int x = 0;
          int &y = x; y = 5; 
          while(x <= 5)
          {
              cout<< y++ << " ";
              x++;
          }
          cout<< x; 
          return 0; 
      }

    • Options
    • A. The program will print the output 5 6 7 8 9 10.
    • B. The program will print the output 5 6 7 8 9 10 7.
    • C. The program will print the output 5 7.
    • D. It will result in a compile time error.
    • Discuss
    • 4. What will be the output of the following program?
      #include<iostream.h> 
      class CuriousTabTest
      {
          public:
          CuriousTabTest(int &x, int &y)
          {
              x++;
              y++;
          } 
      };
      int main()
      {
          int a = 10, b = 20;
          CuriousTabTest objBT(a, b); 
          cout<< a << " " << b; 
          return 0; 
      }

    • Options
    • A. 10 20
    • B. 11 21
    • C. Garbage Garbage
    • D. It will result in a compile time error.
    • Discuss
    • 5. Which of the following statement is correct about the program given below?
      #include<iostream.h> 
      int main()
      {
          int x = 10, y = 20;
          int *ptr = &x;
          int &ref = y;
      
          *ptr++;
           ref++;    
      
          cout<< x << " " << y;
          return 0; 
      }

    • Options
    • A. The program will print the output 10 20.
    • B. The program will print the output 10 21.
    • C. The program will print the output 11 20.
    • D. The program will print the output 11 21.
    • E. It will result in a compile time error.
    • Discuss
    • 6. What will be the out of the following program?
      #include<iostream.h> 
      class CuriousTabBase
      {
          public:
          int x, y; 
          public:
          CuriousTabBase(int xx = 0, int yy = 0)
          {
              x = xx;
              y = yy; 
          } 
       };
      class CuriousTabDerived : public CuriousTabBase
      {
          private:
              CuriousTabBase objBase; 
          public:
          CuriousTabDerived(int xx, int yy) : CuriousTabBase(xx), objBase(yy)
          {
              cout << this->x   << " " 
                   << this->y   << " "  
                   << objBase.x << " "
                   << objBase.y << " ";
          } 
          ~CuriousTabDerived()
          { }
      };
      int main()
      {
          CuriousTabDerived objDev(11, 22); 
          return 0;
      }

    • Options
    • A. 11 22 0 0
    • B. 11 0 0 22
    • C. 11 0 22 0
    • D. 11 22 11 22
    • E. The program will report compile time error.
    • Discuss
    • 7. Which of the following statement is correct about the program given below?
      #include<iostream.h> 
      class CuriousTab
      {
          public:
          CuriousTab()
          {
              cout<< "Curious";
          }
          ~CuriousTab()
          {
              cout<< "Tab";
          }
      };
      int main()
      {
          CuriousTab objTab;
          return 0; 
      }

    • Options
    • A. The program will print the output Curious.
    • B. The program will print the output Tab.
    • C. The program will print the output CuriousTab.
    • D. The program will report compile time error.
    • Discuss
    • 8. What will be the output of the following program?
      #include<iostream.h>
      class CuriousTabBase
      {   
          public:
          CuriousTabBase()
          {
              cout<< "Base OK. "; 
          }
          ~CuriousTabBase()
          {
              cout<< "Base DEL. "; 
          }
      };
      class CuriousTabDerived: public CuriousTabBase
      {
          public:
          CuriousTabDerived()
          { 
              cout<< "Derived OK. "; 
          }
          ~CuriousTabDerived()
          { 
              cout<< "Derived DEL. "; 
          }
      };
      int main()
      {
          CuriousTabBase *basePtr = new CuriousTabDerived();
          delete basePtr;
          return 0;
      }

    • Options
    • A. Base OK. Derived OK.
    • B. Base OK. Derived OK. Base DEL.
    • C. Base OK. Derived OK. Derived DEL.
    • D. Base OK. Derived OK. Derived DEL. Base DEL.
    • E. Base OK. Derived OK. Base DEL. Derived DEL.
    • Discuss
    • 9. What will be the output of the following program?
      #include<iostream.h> 
      class CuriousTab
      {
          int x; 
          public:
          CuriousTab(int xx, float yy)
          {
              cout<< char(yy);
          } 
      }; 
      int main()
      {
          CuriousTab *p = new CuriousTab(35, 99.50f);
          return 0; 
      }

    • Options
    • A. 99
    • B. ASCII value of 99
    • C. Garbage value
    • D. 99.50
    • Discuss
    • 10. What will be the output of the following program?
      #include<iostream.h> 
      int val = 0; 
      class CuriousTab
      {
          public: 
          CuriousTab()
          {
              cout<< ++val;
          }
          ~CuriousTab()
          {
              cout<< val--; 
          } 
      }; 
      int main()
      {
          CuriousTab objCuriousTab1, objCuriousTab2, objCuriousTab3;
          {
              CuriousTab objCuriousTab4;
          } 
          return 0;
      }

    • Options
    • A. 1234
    • B. 4321
    • C. 12344321
    • D. 12341234
    • E. 43211234
    • Discuss


    Comments

    There are no comments.

Enter a new Comment