Question

What is the differences between copy constructor and assignment operator overloading in c++

Answer 1

copy constructor allocate different memory to both operand

and assignment operator overloading allocate same memory to both operand

Answer 2

copy constructor allocate different memory to both operad and assignment operator overloading allocate same memory to voth operand

Answer 3

copy constructor is called when the new object created  from an existing object as copy of the existing object 

and 

assignment operator is called when an already initialized object is assigned a new value  from another existing object