Of this abstraction. The values for getRadius() or getCircumference() in the above example can be saved straight, or they may be calculated, it isn't going to subject towards the caller; the setters might or won't have Unintended effects; it will not subject towards the caller. There is certainly minimal question https://www.tumblr.com/navrajinfratechgurgaon/785120963510534144/luxury-rises-beyond-limits-m3m-altitude-gurgaon?source=share