Chapter 7 - Objects and Classes - Section 7.5 - Hiding Data Fields - Check Point - MyProgrammingLab - Page 228: 7.14

Yes the code is correct and the printout will be : "Welcome"

Here the class variable __s is a private variable and it is being accessed by print method of class itself hence it is correct. In the main function an instance of class A is created and then the method print of the class A is called which prints the value of the class variable __s.