Classical

Object Oriented Programming - Constructor Destructor

1:  

A constructor is called whenever  

A.

an object is declared

B.

an object is used

C.

a class is declared

D.

a class is used

 
 

Option: A

Explanation :


2:  

Which of the following remarks about the differences between constructors and destructors are correct ?    

A.

Constructors can take arguments but destructors cannot.

B.

Constructors can be overloaded but destructors cannot be overloaded.

C.

Destructors can take arguments but constructors cannot.

D.

Both (a) and (b)

 
 

Option: D

Explanation :


3:  

Choose the correct statements.     

A.

A destructor is not inherited

B.

A constructor cannot be called explicitly

C.

A constructor is not inherited

D.

All of these

 
 

Option: D

Explanation :




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Syllabus covered in this section is-

  • O-O Programming Concepts , Class object instantiation
  • Inheritance, polymorphism and overloading
  • C++ Prograinming - Elements of C++, Tokens,
  • Identifters Variables and constants, data, types
  • Operators, Control, statements
  • Functions
  • Parameter passing
  • Class and objects
  •  Constructors and destructors
  •  Overloading,  Inheritance,
  • Templates, Exception handling

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