Unix the revolutionary OS turns 40


Forty years ago, Ken Thompson wrote a small operating system that eventually got named as Unix. An article at ComputerWorld describes the history, present, and future of what could arguably be called the most important operating system of them all. ‘Thompson and a colleague, Dennis Ritchie, had been feeling adrift since Bell Labs had withdrawn earlier in the year from a troubled project to develop a time-sharing system called Multics. They had no desire to stick with any of the batch operating systems that predominated at the time, nor did they want to reinvent Multics, which they saw as grotesque and unwieldy. After batting around some ideas for a new system, Thompson wrote the first version of Unix, which the pair would continue to develop over the next several years with the help of colleagues Douglas McIlroy, Joe Ossanna and Rudd Canaday. During its 40 years the Unix got evolved into many different versions and it made way to various modern operating systems that facilitate the world to do wonders specially in the fields of military, research, education, etc…


Ken Thompson and Dennis Ritchie

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