Lauguage used for Windows 11

 WINDOWS 11

Written in -

C, C++, C#, Rust, assembly language

OS family-

 Microsoft windows

Source model-

Closed-source Source-available (through Shared Source Initiative) Some components open source

General availability October 5, 2021

MIC BOOK

Objective-C is the language most commonly used in Mac OS Programming.

Swift is a robust and intuitive programming language created by Apple for building apps for iOS, Mac, Apple TV, and Apple Watch. It's designed to give developers more freedom than ever. Swift is easy to use and open source, so anyone with an idea can create something incredible.