In C++, there is a new mechanism for memory allocation and management. When we want to initialize an object, we can use new expression to get enough memory for storing an object and also initialize the object. When we want to create a new object, we can use new expression, for example:Obj *obj=new Obj;Basically, what the new expression does is to allocate enough memory for storing the obj object, in addition, it will initialize the object with some intial values.Also, there is an operator new existing in C++, what it does is to allocate raw memory. It only controls allocating memory, not inclu...