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- Question
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
- Correct Answer
- Compiler
- 1. Destructor has the same name as the constructor and it is preceded by ______ .
Options- A. !
- B. ?
- C. ~
- D. $ Discuss
- 2. 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
- 3. Which of the following cannot be declared as virtual?
Options- A. Constructor
- B. Destructor
- C. Data Members
- D. Both A and C Discuss
- 4. Which of the following gets called when an object goes out of scope?
Options- A. constructor
- B. destructor
- C. main
- D. virtual function Discuss
- 5. To ensure that every object in the array receives a destructor call, always delete memory allocated as an array with operator __________ .
Options- A. destructor
- B. delete
- C. delete[]
- D. kill[]
- E. free[] Discuss
- 6. 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
- 7. 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
- 8. 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
- 9. Which of the following never requires any arguments?
Options- A. Member function
- B. Friend function
- C. Default constructor
- D. const function Discuss
- 10. 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
Constructors and Destructors problems
Search Results
Correct Answer: ~
Correct Answer: Copy Destructor
Correct Answer: Both A and C
Correct Answer: destructor
Correct Answer: delete[]
Correct Answer: When the program terminates.
Correct Answer: Both A and B.
Correct Answer: Compiler
Correct Answer: Default constructor
Correct Answer: Only once
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