If a member function of a class already provides all or part of the functionality required by a constructor or another member function then:
A) Copy and paste that member function's code into this constructor or member function.
B) Call that member function from this constructor or member function.
C) That member function is unnecessary.
D) This constructor or member function is unnecessary.

Question

Quizplus · Accepted Answer

The best choice is to call that member function from the constructor or member function that requires the functionality. Copying and pasting code is not recommended as it violates DRY (Don't Repeat Yourself) principle and can lead to errors and maintenance issues. If the member function already provides the required functionality, then it should not be considered unnecessary. Similarly, if the constructor or member function is required for the class, it should not be considered unnecessary.

If a Member Function of a Class Already Provides All