Of this abstraction. The values for getRadius() or getCircumference() in the above instance could be saved directly, or they might be calculated, it isn't going to subject into the caller; the setters might or may not have Unwanted effects; it would not subject to the caller. two @KellyThomas Just wanting https://bestupcomingprojectnoida.blogspot.com/2025/06/grandeur-redefined-at-heart-of-gurgaon.html