---
title: "Modern Operating Systems"
chunk: 1/1
source: "https://en.wikipedia.org/wiki/Modern_Operating_Systems"
category: "reference"
tags: "science, encyclopedia"
date_saved: "2026-05-05T08:36:36.667982+00:00"
instance: "kb-cron"
---

Modern Operating Systems is a book written by Andrew Tanenbaum, a version of his book Operating Systems: Design and Implementation which does not target implementation. It is now in its 5th edition, published October 2022 (ISBN 9780137618880), written together with Herbert Bos.
Modern Operating Systems (mostly known as MOS) is a popular book across the globe and includes the fundamentals of an operating system with small amounts of code written in autonomous C language. MOS describes many scheduling algorithms.