Question

Which rule will not affect the friend function?

(a) private and protected members of a class cannot be accessed from outside

(b) private and protected member can be accessed anywhere

(c) protected member can be accessed anywhere

(d) private member can be accessed anywhere

This question was posed to me by my school principal while I was bunking the class.

Enquiry is from Friends topic in section Source Files, Classes and Operator Overloading in C++ of C++

Answer 1

Right option is (a) private and protected members of a class cannot be accessed from outside

To explain I would say: Friend is used to access private and protected members of a class from outside the same class.