Of the abstraction. The values for getRadius() or getCircumference() in the above mentioned illustration could be stored right, or they could be calculated, it will not make any difference for the caller; the setters may or may not have Unintended effects; it does not make any difference to your caller. https://propertyingurugram.in/gurugram-emerges-as-real-estate-powerhouse-in-2023/