Data members or member functions of a class that are declared to be private may
A) only be accessed by the main program
B) only be accessed by members of the class
C) not be accessed by the class
D) are considered to be global variables

Question

Quizplus · Accepted Answer

Private data members and member functions can only be accessed by members of the class in which they are declared. This is a fundamental aspect of encapsulation, which allows classes to manage their own data and behavior, while hiding implementation details from outside code. Access to private members by the main program or other classes is restricted to prevent unintended changes or misuse of the class. Hence, the correct answer is B.

Data Members or Member Functions of a Class That Are