Of the abstraction. The values for getRadius() or getCircumference() in the above mentioned example could be stored directly, or they may be calculated, it will not issue to the caller; the setters may well or won't have Unwanted effects; it won't make a difference for the caller. The best way https://scoplotsgurgaon.home.blog/2025/05/12/invest-in-excellence-with-smart-world-the-edition-gurgaon/