Of the abstraction. The values for getRadius() or getCircumference() in the above instance can be stored specifically, or they may be calculated, it isn't going to make any difference for the caller; the setters could or may not have Unintended effects; it would not matter for the caller. Prior Slide https://propertyingurugram.in/hines-starts-work-on-second-phase-of-202m-india-residential-project/