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Early operating system
Answer for the clue "Early operating system ", 4 letters:
unix
Alternative clues for the word unix
- Bell Labs invention
- System for servers
- Linux forerunner
- Alternative to DOS or Windows
- Operating system since the 1970s
- Operating system invented at Bell Labs
- Operating system designed by AT&T employees
- Source of the Mac's operating system
- Operating system in many servers
- OS that uses emacs, sudo and chmod commands