Question

what is known constructor over loading​

Answer 1

HERE IS YOUR ANSWER

Constructor overloading is a concept of having more than one constructor with different parameters list, in such a way so that each constructor performs a different task. For e.g. Vector class has 4 types of constructors.

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Answer 2

Answer:

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Overloaded constructor is called based upon the parameters specified when new is executed. Sometimes there is a need of initializing an object in different ways. This can be done using constructor overloading. ... This means that all declarations of Box objects must pass three arguments to the Box() constructor.