Mastering C++: A Comprehensive Quiz Based on 'Thinking in C++

Question: 1 / 565

Which of the following is a guideline for overloading operators in C++?

Overload as many operators as possible to ensure full coverage

Only overload operators where it enhances readability and usability of the class

The guideline for overloading operators in C++ is to only overload operators where it enhances readability and usability of the class. Option B is the correct answer because overloading too many operators can make code confusing and difficult to understand. Option A may lead to unnecessary overloading and bloated code. Option C is incorrect because member function overloading should be preferred over global overloading for arithmetic operators for better encapsulation. Option D is also incorrect because returning objects by value may lead to shallow copies and potential issues with encapsulation. Therefore, B is the best guideline for overloading operators in C++.

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Prefer global overloading to member function overloading for arithmetic operators

Always return objects by value to ensure encapsulation

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