Constructors and Destructors

March 4, 2022

294

1. A constructor that accepts __________ parameters is called the default constructor.

A. one

B. two

C. no

D. three

Correct! Wrong!

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.

Correct! Wrong!

3. Can a class have virtual destructor?

A. Yes

B. No

Correct! Wrong!

4. Destructor has the same name as the constructor and it is preceded by ______ .

A. !

B. ?

C. ~

D. $

Correct! Wrong!

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

Correct! Wrong!

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