Question: What Programming Language Is Microsoft Windows Written in?
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Is Windows written in C or C++?

For those who care about such things: Many have asked whether Windows is written in C or C++. The answer is that – despite NT’s Object-Based design – like most OS’, Windows is almost entirely written in ‘C’. Why? C++ introduces a cost in terms of memory footprint, and code execution overhead.

What programming language Windows use?

Microsoft’s Windows kernel is developed mostly in C, with some parts in assembly language. For decades, the world’s most used operating system, with about 90 percent of the market share, has been powered by a kernel written in C.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

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