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Home C++ Programming Constructors and Destructors Comments

  • Question
  • Which of the following statement is correct whenever an object goes out of scope?


  • Options
  • A. The default constructor of the object is called.
  • B. The parameterized destructor is called.
  • C. The default destructor of the object is called.
  • D. None of the above.

  • Correct Answer
  • The default destructor of the object is called. 


  • Constructors and Destructors problems


    Search Results


    • 1. How many times a constructor is called in the life-time of an object?

    • Options
    • A. Only once
    • B. Twice
    • C. Thrice
    • D. Depends on the way of creation of object
    • Discuss
    • 2. Which of the following never requires any arguments?

    • Options
    • A. Member function
    • B. Friend function
    • C. Default constructor
    • D. const function
    • Discuss
    • 3. Which of the following implicitly creates a default constructor when the programmer does not explicitly define at least one constructor for a class?

    • Options
    • A. Preprocessor
    • B. Linker
    • C. Loader
    • D. Compiler
    • Discuss
    • 4. Which of the following statement is correct?

    • Options
    • A. Constructor has the same name as that of the class.
    • B. Destructor has the same name as that of the class with a tilde symbol at the beginning.
    • C. Both A and B.
    • D. Destructor has the same name as the first member function of the class.
    • Discuss
    • 5. When are the Global objects destroyed?

    • Options
    • A. When the control comes out of the block in which they are being used.
    • B. When the program terminates.
    • C. When the control comes out of the function in which they are being used.
    • D. As soon as local objects die.
    • Discuss
    • 6. Which of the following gets called when an object is being created?

    • Options
    • A. constructor
    • B. virtual function
    • C. destructor
    • D. main
    • Discuss
    • 7. Which constructor function is designed to copy objects of the same class type?

    • Options
    • A. Create constructor
    • B. Object constructor
    • C. Dynamic constructor
    • D. Copy constructor
    • Discuss
    • 8. Which of the following statement is incorrect?

    • Options
    • A. Default arguments can be provided for pointers to functions.
    • B. A function can have all its arguments as default.
    • C. Default argument cannot be provided for pointers to functions.
    • D. A default argument cannot be redefined in later declaration.
    • Discuss
    • 9. Which of the following statement is correct?

    • Options
    • A. The default value for an argument cannot be function call.
    • B. C++ allows the redefinition of a default parameter.
    • C. Both A and B.
    • D. C++ does not allow the redefinition of a default parameter.
    • Discuss
    • 10. Which of the following function declaration is/are incorrect?

    • Options
    • A. int Sum(int a, int b = 2, int c = 3);
    • B. int Sum(int a = 5, int b);
    • C. int Sum(int a = 0, int b, int c = 3);
    • D. Both B and C are incorrect.
    • E. All are correct.
    • Discuss


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