Mastering C++ 2025 – 400 Free Practice Questions to Pass the Exam

Function overloading in C++ allows the use of the same name for different functions. This is useful for creating multiple functions that perform similar tasks but with different parameter types or numbers. A is incorrect because macros are used for creating identifiers that can be replaced with a sequence of code. C is incorrect because templates are used for creating generic functions that can work with different data types. D is incorrect because the preprocessor is a tool that modifies the source code before it is compiled.