Constructors and Destructors Questions And Answers.


1.A constructor that accepts parameters is called the default constructor?
A. one
B. two
C. three
D. four

2.What happens when a class with parameterized constructors and having no default constructor is used in a program and we create an object that needs a zero-argument constructor?
A. Compile-time error.
B. Preprocessing error.
C. Runtime error.
D. Runtime exception.

3.Can a class have virtual destructor?
A. Yes
B. No
C. Both
D. None of above

4.Destructor has the same name as the constructor and it is preceded by?
A. !
B. ?
C. ~
D. $

5.For automatic objects, constructors and destructors are called each time the objects?
A. enter and leave scope
B. inherit parent class
C. are constructed
D. are destroyed