C++ Programming

Question: What will be the out of the following program?

[A].
0
[B].

100
[C].

200
[D].

400 

Answer: Option C

Explanation:

No answer description available for this question.

Question: 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. 

Answer: Option D

Explanation:

No answer description available for this question.

Question: What will be the output of the following program?

[A].
6 6 4
[B].

6 6 5
[C].

5 40 38
[D].

6 40 38 

Answer: Option D

Explanation:

No answer description available for this question.

Question: Which constructor function is designed to copy objects of the same class type?
[A].
Create constructor
[B].

Object constructor
[C].

Dynamic constructor
[D].

Copy constructor 

Answer: Option D

Explanation:

No answer description available for this question.

Question: 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 

Answer: Option A

Explanation:

No answer description available for this question.

Question: Destructors __________ for automatic objects if the program terminates with a call to function exit or function abort.
[A].
are called
[B].

are inherited
[C].

are not called
[D].

are created 

Answer: Option C

Explanation:

No answer description available for this question.

Question: Which of the following statement is correct about the program given below?

[A].
The program will print the output Short .
[B].

The program will print the output Int .
[C].

The program will print the output Float .
[D].

The program will print the output Final . 

Answer: Option B

Explanation:

No answer description available for this question.

Question: Which of the following statement is correct about the program given below?

[A].
The program will print the output Short .
[B].

The program will print the output Int .
[C].

The program will print the output Char .
[D].

The program will print the output Final . 

Answer: Option C

Explanation:

No answer description available for this question.

Question: Destructor calls are made in which order of the corresponding constructor calls?
[A].
Reverse order
[B].

Forward order
[C].

Depends on how the object is constructed
[D].

Depends on how many objects are constructed 

Answer: Option A

Explanation:

No answer description available for this question.

Question: Which of the following statements are correct?
[A].
Constructor is always called explicitly.
[B].

Constructor is called either implicitly or explicitly, whereas destructor is always called implicitly.
[C].

Destructor is always called explicitly.
[D].

Constructor and destructor functions are not called at all as they are always inline. 

Answer: Option B

Explanation:

No answer description available for this question.