41⟩ A function with the same name as the class, but preceded with a tilde character (~) is called __________ of that class. A. constructor B. destructor C. function D. object
Option B
destructor
C++ Constructors
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51 C++ Constructors Questions And Answers
42⟩ Constructors __________ to allow different approaches of object construction. A. cannot overloaded B. can be overloaded C. can be called D. can be nested
Option B
can be overloaded
43⟩ A union that has no constructor can be initialized with another union of __________ type. A. different B. same C. virtual D. class
Option B
same
44⟩ Which of the following statement is correct? A. A destructor has the same name as the class in which it is present. B. A destructor has a different name than the class in which it is present. C. A destructor always returns an integer. D. A destructor can be overloaded.
Option A
A destructor has the same name as the class in which it is present.
45⟩ A __________ is a constructor that either has no parameters, or if it has parameters, all the parameters have default values. A. default constructor B. copy constructor C. Both A and B D. None of these
Option A
default constructor
46⟩ If the copy constructor receives its arguments by value, the copy constructor would A. call one-argument constructor of the class B. work without any problem C. call itself recursively D. call zero-argument constructor
Option C
call itself recursively
47⟩ How many default constructors per class are possible? A. Only one B. Two C. Three D. Unlimited
Option A
Only one
48⟩ Which of the following cannot be declared as virtual? A. Constructor B. Destructor C. Data Members D. Both A and C
Option D
Both A and C
49⟩ Which of the following are NOT provided by the compiler by default? A. Zero-argument Constructor B. Destructor C. Copy Constructor D. Copy Destructor
Option D
Copy Destructor
50⟩ Which of the following statement is correct about destructors? A. A destructor has void return type. B. A destructor has integer return type. C. A destructor has no return type. D. A destructors return type is always same as that of main().
Option C
A destructor has no return type.
51⟩ Which of the following statement is correct? A. Destructor destroys only integer data members of the object. B. Destructor destroys only float data members of the object. C. Destructor destroys only pointer data members of the object. D. Destructor destroys the complete object.
Option D
Destructor destroys the complete object.
