C++ Question Answers

If you define a variable in a header file without using the extern keyword, it can lead to multiple definition […]

Inline namespaces in C++ are a feature that allow the contents of a namespace to be accessed directly without explicitly

C++ allows default arguments in functions to enhance flexibility, improve code readability, and reduce repetitive function overloading. Default arguments are

Can you overload the sizeof operator? No, you cannot overload the sizeof operator in C++. This is because a compile-time

In C++, const, constexpr, and volatile are three distinct keywords that serve different purposes related to variables and code behavior.

The decltype keyword in C++11 is used to deduce the type of an expression at compile time. It allows you

The constexpr keyword in C++ signifies that a function or variable can be evaluated at compile-time, rather than runtime, if

The #define directive in C++ is a preprocessor command used to define macros. A macro is a fragment of code

The difference between #include <iostream> and #include “file.h” lies in how the preprocessor searches for the files being included in