Which of the following statements about classes is correct?
A) When programmers work with an object of a class, they do not need to know how the object stores its data or how its methods are implemented.
B) When programmers work with an object of a class, they must understand how the object stores its data and how its methods are implemented.
C) When programmers work with an object of a class, they must understand only how the object stores its data.
D) When programmers work with an object of a class, they must understand only how the object's methods are implemented.

Question

Quizplus · Accepted Answer

One of the key features of classes is encapsulation, which means that the inner workings of an object are hidden from the user. This allows programmers to work with objects without needing to understand the details of how the object stores its data or implements its methods. Therefore, statement A is correct.

Which of the Following Statements About Classes Is Correct