C++-Constructors

20 posts

Problem with Single Argument Constructor in C++ and How to solve it

Last Updated: 25 February 2022

In C++, if a class has a constructor which can be called with a single argument, then this constructor becomes a conversion constructor beca ...read more

C++

C++-Constructors

Constructive Algorithms

Dynamic initialization of object in C++

Last Updated: 31 December 2021

In this article, we will discuss the Dynamic initialization of objects using Dynamic Constructors.Dynamic initialization of object refers to ...read more

Dynamic Memory Allocation

new and delete

C++ Programs

Technical Scripter 2020

Life cycle of Objects in C++ with Example

Last Updated: 04 August 2021

In Object Oriented Programming, Objects are the instances of a class which has its own state(variables) and behavior(methods).Every class ha...read more

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Move Constructors in C++ with Examples

Last Updated: 01 September 2021

Prerequisites: l-value and r-value references in C++, Copy Constructor in C++.What is a Move Constructor? The copy constructors in C++ work ...read more

Difference Between Constructor and Destructor in C++

Last Updated: 23 June 2022

Constructor:A constructor is a member function of a class that has the same name as the class name. It helps to initialize the object of a c ...read more

Deleting a binary tree using the delete keyword

Last Updated: 24 March 2023

A recursive and a non-recursive program to delete an entire binary tree has already been discussed in the previous posts. In this post, dele...read more

C++ | Constructors | Question 16

Last Updated: 28 June 2021

Predict the output of following program?[sourcecode language="CPP"]#include iostreamusing namespace std;class Test{private: int x;public: ...read more

C++ | Constructors | Question 14

Last Updated: 28 June 2021

Which of the following is true about constructors.1) They cannot be virtual.2) They cannot be private.3) They are automatically called by ne ...read more

C++ | Constructors | Question 13

Last Updated: 28 June 2021

We must use initializer list in a constructor when(A) There is a reference variable in class(B) There is a constant variable in class(C) The ...read more

C++ | Constructors | Question 7

Last Updated: 28 June 2021

What is the output of following program?[sourcecode language="CPP"]#include iostreamusing namespace std;class Point{ int x, y;public: P ...read more

C++ | Constructors | Question 6

Last Updated: 28 June 2021

Output of following C++ code will be?[tabby title="C++"][sourcecode language="cpp"]#include using namespace std;class X {public: ...read more

C++ | Constructors | Question 5

Last Updated: 28 June 2021

Output of following program?[sourcecode language="CPP"]#includeiostreamusing namespace std;class Point {public: Point() { cout Normal Co ...read more

C++ | Constructors | Question 4

Last Updated: 28 June 2021

[sourcecode language="C"]#includeiostreamusing namespace std;class Point {public: Point() { cout Constructor called; }};int main(){ Po ...read more

C++ | Constructors | Question 3

Last Updated: 02 December 2021

Output of following program?[tabby title="C++"][sourcecode language="cpp"]#include using namespace std;class Point { Point() ...read more

C++-Constructors

Constructors

C++ Quiz

C++ | Constructors | Question 2

Last Updated: 28 June 2021

When a copy constructor may be called?(A) When an object of the class is returned by value.(B) When an object of the class is passed (to a f ...read more

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