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Home ‣ C++ Programming ‣ Constructors and Destructors Comments
- Question
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.
- Correct Answer
- Both A and B.
- 1. 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
- 2. If the programmer does not explicitly provide a destructor, then which of the following creates an empty destructor?
Options- A. Preprocessor
- B. Compiler
- C. Linker
- D. main() function Discuss
- 3. Destructor has the same name as the constructor and it is preceded by ______ .
Options- A. !
- B. ?
- C. ~
- D. $ Discuss
- 4. Which of the following are NOT provided by the compiler by default?
Options- A. Zero-argument Constructor
- B. Destructor
- C. Copy Constructor
- D. Copy Destructor Discuss
- 5. Which of the following cannot be declared as virtual?
Options- A. Constructor
- B. Destructor
- C. Data Members
- D. Both A and C Discuss
- 6. 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
- 7. Which of the following never requires any arguments?
Options- A. Member function
- B. Friend function
- C. Default constructor
- D. const function Discuss
- 8. 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
- 9. 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. Discuss
- 10. Which of the following gets called when an object is being created?
Options- A. constructor
- B. virtual function
- C. destructor
- D. main Discuss
Constructors and Destructors problems
Search Results
Correct Answer: When the program terminates.
Correct Answer: Compiler
Correct Answer: ~
Correct Answer: Copy Destructor
Correct Answer: Both A and C
Correct Answer: Compiler
Correct Answer: Default constructor
Correct Answer: Only once
Correct Answer: The default destructor of the object is called.
Correct Answer: constructor
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