Of the abstraction. The values for getRadius() or getCircumference() in the above case in point could be stored straight, or they might be calculated, it doesn't make any difference on the caller; the setters might or may not have Unwanted effects; it does not make a difference to the caller. https://propertyingurugram.in/pvr-inox-to-open-a-5-screen-multiplex-at-aipl-joy-central-sector-65-gurugram/