3rd December 2019

stackoverflow
8

What programming language are operating systems written in?

I assume that there are multiple languages for each and obviously I know the Linux kernel is written in C. I'm totally guessing here that Mac OS X contains a lot of Objective-C code as it is Apple's language derived from NeXT. Windows, I have heard contains C, C++ and Intel Assembly.

What is a system programming language?

The primary distinguishing characteristic of systems programming when compared to application programming is that application programming aims to produce software which provides services to the user (e.g. word processor), whereas systems programming aims to produce software which provides services to the computer