Uses of C++ Programming Language

C++ is a highly popular programing language these days. Especially used to learn data structures & algorithms

GUI Development

C++ is used in developing GUI. There are many libraries like QT, GTK+ and wxWidgets, etc. If you try to develop these things using C++, you'll going to learn a lot.

DB Engine Development in C++

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C++ is very much used in DB engine development. One of the db engine, that's completely written in C++, is miniDB

Game Development in C++

Game Developers are using C++ for decades. C++ allows you to write games supporting various platforms like Windows, Mac, Linux etc. The runtime language for Unity engine is C++