Question

what is windows what is c++ and java

recently buy a computer want help on how to use it in both for games and do important work

Answer 1

a GUI operating system for personal computers is called windows.

C++ is a general-purpose programming language. It has imperative, object-oriented and generic programming features, while also providing facilities for low-level memory manipulation. 

Java is a general-purpose computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible. 

you can perform both important as well as fun work on your computer.
games can be played by inserting graphic card in your computer or you can also play online games by using internet.

important work can be done like learning something or watching videos about your studies.