Explain two benefits of setter functions-00365

Setters and getters functions are provided by class to access the its members it also minimizes the changes to move the objects in inconsistent state as we can write checks in our setter functions for example we can check that whether the user has entered correct age value and has not entered negative value for age.

1. They help to define the variable in an interface
2. To make a variable read-only
3. Notify other methods / classes when the value is changed